Simple Question (Direct)
Simple Question
Q96854
P19
Q56061
USER
Which administrative territory is the place of birth of Jürgen Theuerkauff ?
(Q96854,P19,c(Q56061))
action filter_type
action find
entity Q96854
relation P19
type Q56061
['Q96854', 'P19', {'concept': 'Q56061'}]
SELECT DISTINCT ?q WHERE { resource:Q96854 property:P19 ?q . ?q rdf:type ontology:Q56061 }
Jürgen Theuerkauff
action filter_type
action find
entity Jürgen Theuerkauff
relation place of birth
type administrative territorial entity
['Jürgen Theuerkauff', 'place of birth', {'concept': 'administrative territorial entity'}]
SELECT DISTINCT ?q WHERE { resource:Jürgen_Theuerkauff property:place_of_birth ?q . ?q rdf:type ontology:administrative_territorial_entity }
[]
administrative territorial entity
Q64
SYSTEM
Berlin
Q64
(Q96854,P19,c(Q56061))
action filter_type
action find
entity Q96854
relation P19
type Q56061
[ANSWER] is the place of birth of Jürgen Theuerkauff
['Q96854', 'P19', {'concept': 'Q56061'}]
SELECT DISTINCT ?q WHERE { resource:Q96854 property:P19 ?q . ?q rdf:type ontology:Q56061 }
Berlin
Berlin is the place of birth of Jürgen Theuerkauff
Berlin
action filter_type
action find
entity Jürgen Theuerkauff
relation place of birth
type administrative territorial entity
['Jürgen Theuerkauff', 'place of birth', {'concept': 'administrative territorial entity'}]
SELECT DISTINCT ?q WHERE { resource:Jürgen_Theuerkauff property:place_of_birth ?q . ?q rdf:type ontology:administrative_territorial_entity }
[]
Simple Question (Coreferenced)
Simple Question|Single Entity|Indirect
Q64
P1376
Q1048835
USER
Which political territory has that administrative territory has its first city ?
(Q64,P1376,c(Q1048835))
action filter_type
action find
entity Q64
relation P1376
type Q1048835
['Q64', 'P1376', {'concept': 'Q1048835'}]
SELECT DISTINCT ?s WHERE { resource:Q64 property:P1376 ?s . ?s rdf:type ontology:Q1048835 }
Berlin
action filter_type
action find
entity Berlin
relation capital of
type political territorial entity
['Berlin', 'capital of', {'concept': 'political territorial entity'}]
SELECT DISTINCT ?s WHERE { resource:Berlin property:capital_of ?s . ?s rdf:type ontology:political_territorial_entity }
[]
political territorial entity
Q183
SYSTEM
Germany
Q183
(Q64,P1376,c(Q1048835))
action filter_type
action find
entity Q64
relation P1376
type Q1048835
The [ANSWER] has that administrative territory has its first city
['Q64', 'P1376', {'concept': 'Q1048835'}]
SELECT DISTINCT ?s WHERE { resource:Q64 property:P1376 ?s . ?s rdf:type ontology:Q1048835 }
Germany
The Germany has that administrative territory has its first city
Germany
action filter_type
action find
entity Berlin
relation capital of
type political territorial entity
['Berlin', 'capital of', {'concept': 'political territorial entity'}]
SELECT DISTINCT ?s WHERE { resource:Berlin property:capital_of ?s . ?s rdf:type ontology:political_territorial_entity }
[]
Verification (Boolean) (All)
Verification|2 entities, one direct and one indirect, object is indirect
Q183 Q16319147
P27
Q502895
USER
Is Gottfried Herold a civilian of that political territory ?
(Q16319147,P27,Q183)
action is_in
entity Q183
action find
entity Q16319147
relation P27
['Q16319147', 'P27', 'Q183']
ASK WHERE { resource:Q16319147 property:P27 resource:Q183 }
Germany Gottfried Herold
action is_in
entity Germany
action find
entity Gottfried Herold
relation country of citizenship
['Gottfried Herold', 'country of citizenship', 'Germany']
ASK WHERE { resource:Gottfried_Herold property:country_of_citizenship resource:Germany }
[]
common name
SYSTEM
YES
(Q16319147,P27,Q183)
action is_in
entity Q183
action find
entity Q16319147
relation P27
[ANSWER]
['Q16319147', 'P27', 'Q183']
ASK WHERE { resource:Q16319147 property:P27 resource:Q183 }
Yes
action is_in
entity Germany
action find
entity Gottfried Herold
relation country of citizenship
['Gottfried Herold', 'country of citizenship', 'Germany']
ASK WHERE { resource:Gottfried_Herold property:country_of_citizenship resource:Germany }
[]
Verification (Boolean) (All)
Verification|2 entities, both direct
Q64 Q3905371
P6
Q502895
USER
Does Pio Franchi de' Cavalieri have Berlin as its head of government ?
(Q64,P6,Q3905371)
action is_in
entity Q3905371
action find
entity Q64
relation P6
['Q64', 'P6', 'Q3905371']
ASK WHERE { resource:Q64 property:P6 resource:Q3905371 }
Berlin Pio Franchi de' Cavalieri
action is_in
entity Pio Franchi de' Cavalieri
action find
entity Berlin
relation head of government
['Berlin', 'head of government', "Pio Franchi de' Cavalieri"]
ASK WHERE { resource:Berlin property:head_of_government resource:Pio_Franchi_de'_Cavalieri }
[]
common name
SYSTEM
NO
(Q64,P6,Q3905371)
action is_in
entity Q3905371
action find
entity Q64
relation P6
[ANSWER]
['Q64', 'P6', 'Q3905371']
ASK WHERE { resource:Q64 property:P6 resource:Q3905371 }
No
action is_in
entity Pio Franchi de' Cavalieri
action find
entity Berlin
relation head of government
['Berlin', 'head of government', "Pio Franchi de' Cavalieri"]
ASK WHERE { resource:Berlin property:head_of_government resource:Pio_Franchi_de'_Cavalieri }
[]
Quantitative Reasoning (All)
Quantitative|Atleast/ Atmost/ Approx. the same/Equal|Mult. entity type
P17
Q1048835 Q2668072 Q2385804
USER
Which political territories are around 123 collections and educational institutions present in ?
(c(Q2668072)|c(Q2385804),P17,c(Q1048835))
action approx
action union
action find_reverse_tuple_counts
relation P17
type Q1048835
type Q2668072
action find_reverse_tuple_counts
relation P17
type Q1048835
type Q2385804
value 123
[[{'concept': 'Q2668072'}, {'concept': 'Q2385804'}], 'P17', {'concept': 'Q1048835'}]
SELECT DISTINCT ?j WHERE { FILTER ( ?s = 123 ) . { SELECT DISTINCT ?j ( COUNT ( ?z ) AS ?s ) WHERE { { ?j rdf:type ontology:Q1048835 . ?z rdf:type ontology:Q2668072 . ?z property:P17 ?j } UNION { ?z property:P17 ?j . ?j rdf:type ontology:Q1048835 . ?z rdf:type ontology:Q2385804 } } GROUP BY ?j } }
action approx
action union
action find_reverse_tuple_counts
relation country
type political territorial entity
type collection
action find_reverse_tuple_counts
relation country
type political territorial entity
type educational institution
value 123
[[{'concept': 'collection'}, {'concept': 'educational institution'}], 'country', {'concept': 'political territorial entity'}]
SELECT DISTINCT ?j WHERE { FILTER ( ?s = 123 ) . { SELECT DISTINCT ?j ( COUNT ( ?z ) AS ?s ) WHERE { { ?j rdf:type ontology:political_territorial_entity . ?z rdf:type ontology:collection . ?z property:country ?j } UNION { ?z property:country ?j . ?j rdf:type ontology:political_territorial_entity . ?z rdf:type ontology:educational_institution } } GROUP BY ?j } }
[]
political territorial entity collection educational institution
Q408 Q35 Q40
SYSTEM
Australia, Denmark, Austria
Q193714 Q1000 Q195972 Q21590062 Q746558 Q838261 Q785 Q193619 Q769 Q685 Q699964 Q763 Q13767 Q34617 Q22880 Q9676 Q641138 Q664 Q693551 Q13353 Q766 Q848383 Q5705 Q13726 Q953068 Q5785 Q35 Q38610 Q3405693 Q1054923 Q13862 Q79965 Q223793 Q319376 Q13869 Q407199 Q18221 Q778 Q2002138 Q3899 Q35672 Q25228 Q408 Q1747689 Q781 Q691 Q757 Q9648 Q231 Q234 Q2991382 Q40 Q168651 Q399702 Q35086 Q23635 Q208279 Q192184 Q1615455 Q31747 Q25305 Q129286
(c(Q2668072)|c(Q2385804),P17,c(Q1048835))
action approx
action union
action find_reverse_tuple_counts
relation P17
type Q1048835
type Q2668072
action find_reverse_tuple_counts
relation P17
type Q1048835
type Q2385804
value 123
[ANSWERS]
[[{'concept': 'Q2668072'}, {'concept': 'Q2385804'}], 'P17', {'concept': 'Q1048835'}]
SELECT DISTINCT ?j WHERE { FILTER ( ?s = 123 ) . { SELECT DISTINCT ?j ( COUNT ( ?z ) AS ?s ) WHERE { { ?j rdf:type ontology:Q1048835 . ?z rdf:type ontology:Q2668072 . ?z property:P17 ?j } UNION { ?z property:P17 ?j . ?j rdf:type ontology:Q1048835 . ?z rdf:type ontology:Q2385804 } } GROUP BY ?j } }
Mandatory Palestine Gabon Kingdom of Kartli Antarctic Treaty area Emirate of Bukhara Federal Republic of Yugoslavia Jersey Union of South Africa Grenada Solomon Islands Archduchy of Austria Saint Kitts and Nevis Camarines Sur Saint Pierre and Miquelon Electoral Palatinate Isle of Man Duchy of Cleves New Zealand Landgraviate of Hesse-Darmstadt Montserrat Jamaica Duchy of Rome Catalonia Albay South-West Africa Cayman Islands Denmark Dominion of Newfoundland Sark British Hong Kong Negros Occidental Golden Horde Kingdom of Etruria Hanau-Münzenberg Palawan Palestinian territories Turks and Caicos Islands The Bahamas Equador, Rio Grande do Norte Kalimantan Timur Pitcairn Islands Anguilla Australia Ancient Rome Antigua and Barbuda Papua New Guinea Saint Vincent and the Grenadines Falkland Islands Walloon Region Flemish Region County of Provence Austria Landgraviate of Hesse-Kassel Agüimes, Las Palmas South Georgia and the South Sandwich Islands Bermuda Highland Saint Helena, Ascension and Tristan da Cunha Duchy of Mirandola Irish Free State British Virgin Islands British Raj
Which political territories are around 123 collections and educational institutions present in
Australia Denmark Austria
action approx
action union
action find_reverse_tuple_counts
relation country
type political territorial entity
type collection
action find_reverse_tuple_counts
relation country
type political territorial entity
type educational institution
value 123
[[{'concept': 'collection'}, {'concept': 'educational institution'}], 'country', {'concept': 'political territorial entity'}]
SELECT DISTINCT ?j WHERE { FILTER ( ?s = 123 ) . { SELECT DISTINCT ?j ( COUNT ( ?z ) AS ?s ) WHERE { { ?j rdf:type ontology:political_territorial_entity . ?z rdf:type ontology:collection . ?z property:country ?j } UNION { ?z property:country ?j . ?j rdf:type ontology:political_territorial_entity . ?z rdf:type ontology:educational_institution } } GROUP BY ?j } }
[]
Quantitative Reasoning (All)
Quantitative|Atleast/ Atmost/ Approx. the same/Equal|Mult. entity type
P122
Q4164871 Q22676587 Q1048835
USER
Which political territories have atmost 1 positions or monarchic systems as the form of government ?
(c(Q1048835),P122,c(Q4164871)|c(Q22676587))
action atmost
action union
action find_tuple_counts
relation P122
type Q1048835
type Q4164871
action find_tuple_counts
relation P122
type Q1048835
type Q22676587
value 1
[{'concept': 'Q1048835'}, 'P122', [{'concept': 'Q4164871'}, {'concept': 'Q22676587'}]]
SELECT DISTINCT ?w WHERE { { SELECT DISTINCT ( COUNT ( ?d ) AS ?g ) ?w WHERE { ?d rdf:type ?i . VALUES ( ?i ) { ( ontology:Q4164871 ) ( ontology:Q22676587 ) } } GROUP BY ?w } . FILTER ( ?g <= 1 ) }
action atmost
action union
action find_tuple_counts
relation basic form of government
type political territorial entity
type position
action find_tuple_counts
relation basic form of government
type political territorial entity
type monarchic system
value 1
[{'concept': 'political territorial entity'}, 'basic form of government', [{'concept': 'position'}, {'concept': 'monarchic system'}]]
SELECT DISTINCT ?w WHERE { { SELECT DISTINCT ( COUNT ( ?d ) AS ?g ) ?w WHERE { ?d rdf:type ?i . VALUES ( ?i ) { ( ontology:position ) ( ontology:monarchic_system ) } } GROUP BY ?w } . FILTER ( ?g <= 1 ) }
[]
position monarchic system political territorial entity
Q183 Q408 Q35
SYSTEM
Germany, Australia, Denmark
Q183 Q601252 Q193619 Q1059046 Q763 Q664 Q1925048 Q785 Q178084 Q16 Q35 Q38610 Q79965 Q223793 Q2594990 Q408 Q757 Q468378 Q40 Q1250464 Q151938 Q31747 Q129286
(c(Q1048835),P122,c(Q4164871)|c(Q22676587))
action atmost
action union
action find_tuple_counts
relation P122
type Q1048835
type Q4164871
action find_tuple_counts
relation P122
type Q1048835
type Q22676587
value 1
[ANSWERS] have atmost 1 positions or monarchic systems as the form of government
[{'concept': 'Q1048835'}, 'P122', [{'concept': 'Q4164871'}, {'concept': 'Q22676587'}]]
SELECT DISTINCT ?w WHERE { { SELECT DISTINCT ( COUNT ( ?d ) AS ?g ) ?w WHERE { ?d rdf:type ?i . VALUES ( ?i ) { ( ontology:Q4164871 ) ( ontology:Q22676587 ) } } GROUP BY ?w } . FILTER ( ?g <= 1 ) }
Germany Banovina of Croatia Union of South Africa Merkit people Saint Kitts and Nevis New Zealand San Pedro Partido Jersey Ilkhanate Canada Denmark Dominion of Newfoundland Golden Horde Kingdom of Etruria Dominion of New Zealand Australia Saint Vincent and the Grenadines County of Hoya Austria realm Neutral Moresnet Irish Free State British Raj
Germany, Australia and Denmark have atmost 1 positions or monarchic systems as the form of government
Germany Australia Denmark
action atmost
action union
action find_tuple_counts
relation basic form of government
type political territorial entity
type position
action find_tuple_counts
relation basic form of government
type political territorial entity
type monarchic system
value 1
[{'concept': 'political territorial entity'}, 'basic form of government', [{'concept': 'position'}, {'concept': 'monarchic system'}]]
SELECT DISTINCT ?w WHERE { { SELECT DISTINCT ( COUNT ( ?d ) AS ?g ) ?w WHERE { ?d rdf:type ?i . VALUES ( ?i ) { ( ontology:position ) ( ontology:monarchic_system ) } } GROUP BY ?w } . FILTER ( ?g <= 1 ) }
[]
Simple Question (Direct)
Simple Question|Mult. Entity|Indirect
Q183 Q408 Q35
P17
Q1048835
USER
Which political territories are Germany, Australia and Denmark present in ?
(Q183,P17,c(Q1048835)) (Q408,P17,c(Q1048835)) (Q35,P17,c(Q1048835))
action union
action filter_type
action find
entity Q183
relation P17
type Q1048835
action filter_type
action find
entity Q408
relation P17
type Q1048835
action filter_type
action find
entity Q35
relation P17
type Q1048835
['Q183', 'P17', {'concept': 'Q1048835'}] ['Q408', 'P17', {'concept': 'Q1048835'}] ['Q35', 'P17', {'concept': 'Q1048835'}]
SELECT DISTINCT ?a WHERE { ?w property:P17 ?a . VALUES ( ?w ) { ( resource:Q183 ) ( resource:Q408 ) } }
Germany Australia Denmark
action union
action filter_type
action find
entity Germany
relation country
type political territorial entity
action filter_type
action find
entity Australia
relation country
type political territorial entity
action filter_type
action find
entity Denmark
relation country
type political territorial entity
['Germany', 'country', {'concept': 'political territorial entity'}] ['Australia', 'country', {'concept': 'political territorial entity'}] ['Denmark', 'country', {'concept': 'political territorial entity'}]
SELECT DISTINCT ?a WHERE { ?w property:country ?a . VALUES ( ?w ) { ( resource:Germany ) ( resource:Australia ) } }
[]
political territorial entity
Q183 Q408 Q35
SYSTEM
Germany, Australia, Denmark
Q183 Q408 Q35
(Q183,P17,c(Q1048835)) (Q408,P17,c(Q1048835)) (Q35,P17,c(Q1048835))
action union
action filter_type
action find
entity Q183
relation P17
type Q1048835
action filter_type
action find
entity Q408
relation P17
type Q1048835
action filter_type
action find
entity Q35
relation P17
type Q1048835
The [ANSWERS] are [ANSWERS] present in
['Q183', 'P17', {'concept': 'Q1048835'}] ['Q408', 'P17', {'concept': 'Q1048835'}] ['Q35', 'P17', {'concept': 'Q1048835'}]
SELECT DISTINCT ?a WHERE { ?w property:P17 ?a . VALUES ( ?w ) { ( resource:Q183 ) ( resource:Q408 ) } }
Germany Australia Denmark
The Germany, Australia and Denmark are Germany, Australia and Denmark present in
Germany Australia Denmark
action union
action filter_type
action find
entity Germany
relation country
type political territorial entity
action filter_type
action find
entity Australia
relation country
type political territorial entity
action filter_type
action find
entity Denmark
relation country
type political territorial entity
['Germany', 'country', {'concept': 'political territorial entity'}] ['Australia', 'country', {'concept': 'political territorial entity'}] ['Denmark', 'country', {'concept': 'political territorial entity'}]
SELECT DISTINCT ?a WHERE { ?w property:country ?a . VALUES ( ?w ) { ( resource:Germany ) ( resource:Australia ) } }
[]
Simple Question (Coreferenced)
Simple Question|Mult. Entity
Q183 Q408 Q35
P137
Q2424752
USER
Which products can be described as service operator of those political territories ?
(c(Q2424752),P137,Q183) (c(Q2424752),P137,Q408) (c(Q2424752),P137,Q35)
action filter_type
action find_reverse
entity prev_answer
relation P137
type Q2424752
[{'concept': 'Q2424752'}, 'P137', 'Q183'] [{'concept': 'Q2424752'}, 'P137', 'Q408'] [{'concept': 'Q2424752'}, 'P137', 'Q35']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:Q2424752 . VALUES ( ?l ) { ( resource:Q183 ) ( resource:Q408 ) ( resource:Q35 ) } . ?h property:P137 ?l }
Germany Australia Denmark
action filter_type
action find_reverse
entity prev_answer
relation operator
type product
[{'concept': 'product'}, 'operator', 'Germany'] [{'concept': 'product'}, 'operator', 'Australia'] [{'concept': 'product'}, 'operator', 'Denmark']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:product . VALUES ( ?l ) { ( resource:Germany ) ( resource:Australia ) ( resource:Denmark ) } . ?h property:operator ?l }
[]
product
Q666994 Q666994 Q665708
SYSTEM
PC-9 for 1st, 2nd, King Air for 3rd
Q666994 Q17486175 Q17486308 Q17486173 Q17486170 Q17488187 Q15411540 Q15411568 Q15411562 Q17487805 Q815686 Q15622908 Q665708 Q17489286 Q17489230 Q889373 Q17489244 Q17486324 Q666994 Q1187536 Q285004 Q17489309 Q17489166 Q18011064 Q15618511 Q6665541 Q15665430 Q18015697
(c(Q2424752),P137,Q183) (c(Q2424752),P137,Q408) (c(Q2424752),P137,Q35)
action filter_type
action find_reverse
entity prev_answer
relation P137
type Q2424752
[ANSWERS]
[{'concept': 'Q2424752'}, 'P137', 'Q183'] [{'concept': 'Q2424752'}, 'P137', 'Q408'] [{'concept': 'Q2424752'}, 'P137', 'Q35']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:Q2424752 . VALUES ( ?l ) { ( resource:Q183 ) ( resource:Q408 ) ( resource:Q35 ) } . ?h property:P137 ?l }
PC-9 (A)F/A-18B Hornet E-7A Wedgetail (A)F/A-18A Hornet F/A-18F Super Hornet PC-9/A C-130A Hercules C-130H Hercules C-130E Hercules Hawk 127 Bell 429 GlobalRanger King Air 350 King Air S-70A-9 Black Hawk NH90 TTH Boeing 737 AEW&C OH-58A Kiowa KC-30A PC-9 C-130J Super Hercules DHC-4 Caribou Tiger ARH CH-47D Chinook MB-326H King Air 300 AP-3C Orion Challenger 604 Meteor NF11
PC-9, PC-9 and King Air can be described as service operator of those political territories
PC-9 PC-9 King Air
action filter_type
action find_reverse
entity prev_answer
relation operator
type product
[{'concept': 'product'}, 'operator', 'Germany'] [{'concept': 'product'}, 'operator', 'Australia'] [{'concept': 'product'}, 'operator', 'Denmark']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:product . VALUES ( ?l ) { ( resource:Germany ) ( resource:Australia ) ( resource:Denmark ) } . ?h property:operator ?l }
[]
Clarification
Simple Question|Single Entity|Indirect
Q666994
P121
Q1875621
USER
Which aircraft classes are responsible for management of that product ?
(c(Q1875621),P121,Q666994)
action filter_type
action find_reverse
entity Q666994
relation P121
type Q1875621
[{'concept': 'Q1875621'}, 'P121', 'Q666994']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:Q1875621 . ?h property:P121 resource:Q666994 }
PC-9
action filter_type
action find_reverse
entity PC-9
relation item operated
type aircraft class
[{'concept': 'aircraft class'}, 'item operated', 'PC-9']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:aircraft_class . ?h property:item_operated resource:PC-9 }
[]
aircraft class
Clarification for simple ques.
Q665708
SYSTEM
Did you mean King Air ?
Q666994 Q666994 Q665708
(c(Q1875621),P121,Q666994) (c(Q1875621),P121,Q666994) (c(Q1875621),P121,Q665708)
[ANSWER]
[{'concept': 'Q1875621'}, 'P121', 'Q666994'] [{'concept': 'Q1875621'}, 'P121', 'Q666994'] [{'concept': 'Q1875621'}, 'P121', 'Q665708']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:Q1875621 . ?h property:P121 resource:Q666994 }
PC-9 PC-9 King Air
Did you mean King Air ?
King Air
[{'concept': 'aircraft class'}, 'item operated', 'PC-9'] [{'concept': 'aircraft class'}, 'item operated', 'PC-9'] [{'concept': 'aircraft class'}, 'item operated', 'King Air']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:aircraft_class . ?h property:item_operated resource:PC-9 }
[]
Simple Question (Coreferenced)
USER
No, I meant PC-9. Could you tell me the answer for that?
(c(Q1875621),P121,Q666994)
Q666994
[{'concept': 'Q1875621'}, 'P121', 'Q666994']
[{'concept': 'aircraft class'}, 'item operated', 'PC-9']
[]
Q24266771 Q17438330
SYSTEM
PC-9 fleet, Angolan PC-9 fleet
Q24266771 Q17438330
(c(Q1875621),P121,Q666994)
action filter_type
action find_reverse
entity Q666994
relation P121
type Q1875621
[ANSWERS] are responsible for management of that product
[{'concept': 'Q1875621'}, 'P121', 'Q666994']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:Q1875621 . ?h property:P121 resource:Q666994 }
PC-9 fleet Angolan PC-9 fleet
PC-9 fleet and Angolan PC-9 fleet are responsible for management of that product
PC-9 fleet Angolan PC-9 fleet
action filter_type
action find_reverse
entity PC-9
relation item operated
type aircraft class
[{'concept': 'aircraft class'}, 'item operated', 'PC-9']
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:aircraft_class . ?h property:item_operated resource:PC-9 }
[]