推理引擎用node搭建的推理机###运行演示克隆这个repo运行： npm install运行： node app/main.js ###示例演示Welcome to the inference engine demo! Type "help" for help. > all dogs are mammals Okay. > all cats are mammals Okay. > all mammals are hairy animals Okay. > all hairy animals are animals Okay. > all birds are animals Okay. > are all dogs animals true > are all dogs cats false > are all birds cats false > are all a