There are 18 colleges to choose from. Are you looking to visit a specific area?
I'd like to find a college to visit. Yes somewhere in Cambridge.
{"__type": "Inform", "entity": {"__type": "Attraction", "choice": "18", "type": "colleges"}} {"__type": "Request", "service": "attraction", "values": ["area"]}
{"__type": "Inform", "entity": {"__type": "Attraction", "area": "centre", "choice": "13", "entrancefee": "free"}} {"__type": "Offer", "entity": {"__type": "Attraction", "name": "Christ's college"}}
There are 13 in the centre of the town, many of them offer free entrance. Would you be interested in Christ's college?