| knowledge = { |
| "person": "A human being. Often detected in street or indoor scenes.", |
| "car": "A vehicle used for transportation on roads.", |
| "dog": "A domesticated animal commonly kept as a pet.", |
| "cat": "A small domesticated carnivorous mammal.", |
| "chair": "A piece of furniture used for sitting.", |
| "bottle": "A container used to store liquids.", |
| "laptop": "A portable personal computer.", |
| "tv": "An electronic device used for viewing media.", |
| "bus": "A large vehicle used for public transport.", |
| "bicycle": "A human-powered vehicle with two wheels." |
| } |