inform((_:search,area,'centre');(_:search,category,'college');(_:search,type,'Attraction'))
user
I want to tour a college in the centre of town . What 's available ?
request((_:search,entrance_fee,?);(_:search,type,'Attraction')) inform((_:result,amount,'several');(_:result,type,'Attraction'))
system
I have several different options available . Did you want one with free entrance ?
user
Entrance fee is not an issue .
inform((_:result,entrance_fee,'free');(_:result,name,"Christ 's College");(_:result,type,'Attraction'))
system
Christ 's College is free to enter
request((_:result,address,?);(_:result,postcode,?);(_:result,type,'Attraction'))
user
Can I have the postcode and address for that college ?
reqmore() inform((_:result,address,"saint andrew 's street");(_:result,postcode,'cb23bu');(_:result,type,'Attraction'))
system
Yes , it 's located at saint andrew 's street , postcode cb23bu 	 . Is there any other information you need ?
thank()
user
No , that 's it .   Thanks .
system
Thank you , goodbye .
_:search area centre
_:search category college
_:search type Attraction
_:search area centre
_:search category college
_:search entrance_fee ?
_:search type Attraction
_:result amount several
_:result type Attraction
_:search area centre
_:search category college
_:search entrance_fee ?
_:search type Attraction
_:result amount several
_:result entrance_fee free
_:result name Christ 's College
_:result type Attraction
_:result address ?
_:result postcode ?
_:search area centre
_:search category college
_:search entrance_fee ?
_:search type Attraction
_:result amount several
_:result entrance_fee free
_:result name Christ 's College
_:system inquired _:user
_:result address saint andrew 's street
_:result postcode cb23bu
_:result type Attraction