inform((_:search,area,'center');(_:search,type,'Attraction'))
user
I would to get a list of places to go in the center of town .
inform((_:result,category,'architecture');(_:result,category,'museum');(_:result,category,'park');(_:result,entrance_fee,'free');(_:result,name,'Broughton House Gallery');(_:result,name,'Cambridge University Botanic Gardens');(_:result,name,'Holy Trinity Church');(_:result,type,'Attraction'))
system
The Holy Trinity Church is a great example of architecture , Broughton House Gallery is a good , free museum , and the Cambridge University Botanic Gardens is a lovely park .
request((_:result,address,?);(_:result,postcode,?);(_:result,type,'Attraction'))
user
Can you provide the address and postcode for all of those suggestions ?   Thank you !
inform((_:result,type,'Attraction'))
system
all saints church 	 architecture 	 centre 	 01223452587 	 cb58bs 	 jesus lane 	 free 
 great saint mary 's church 	 architecture 	 centre 	 01223350914 	 cb23pq 	 market square 	 2 pounds 
 holy trinity church 	 architecture 	 centre 	 01223355397 	 cb23nz 	 market street 	 free 
 little saint mary 's church 	 architecture 	 centre 	 01223366202 	 cb21qy 	 little saint mary 's lane 	 free 
 old schools 	 architecture 	 centre 	 01223332320 	 cb21tt 	 trinity lane 	 free
inform((_:search,type,'Train'))
user
can you help me find a train now ?
inform((_:result,amount,'dozens');(_:result,type,'Train')) request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
Yes , we have dozens of trains .   What is your desired departure site and destination ?
inform((_:search,arrive_by,'08:30');(_:search,day,'monday');(_:search,departure,'cambridge');(_:search,destination,'london kings cross');(_:search,type,'Train'))
user
I need the train to depart from cambridge and go to london kings cross on Monday . I need to arrive by 08:30 please .
system
TR7075 cost 23.60 pounds
_:search area center
_:search type Attraction
_:search area center
_:search type Attraction
_:result category architecture
_:result category museum
_:result category park
_:result entrance_fee free
_:result name Broughton House Gallery
_:result name Cambridge University Botanic Gardens
_:result name Holy Trinity Church
_:result type Attraction
_:result address ?
_:result postcode ?
_:search area center
_:result category architecture
_:result category museum
_:result category park
_:result entrance_fee free
_:result name Broughton House Gallery
_:result name Cambridge University Botanic Gardens
_:result name Holy Trinity Church
_:result address ?
_:result postcode ?
_:result type Attraction
_:search type Train
_:search area center
_:result category architecture
_:result category museum
_:result category park
_:result entrance_fee free
_:result name Broughton House Gallery
_:result name Cambridge University Botanic Gardens
_:result name Holy Trinity Church
_:result address ?
_:result postcode ?
_:result amount dozens
_:result type Train
_:search arrive_by 08:30
_:search day monday
_:search departure cambridge
_:search destination london kings cross
_:search type Train