颜老师下车询问路边的一位村妇，此处可是九房沟?村妇回答，这里就是九房沟。
B-Person I-Person I-Person O O O O B-Location I-Location O O O B-Person I-Person O B-Location I-Location O O B-Location I-Location I-Location O B-Person I-Person O O O B-Location I-Location O O B-Location I-Location I-Location O