山色空蒙，水光潋滟，素湍清流，静影沉璧，雾霾不兴，风沙不起，老者垂钓河边，孩子嬉戏水里。
B-Thing I-Thing O O O B-Thing I-Thing O O O O O O O O O O O O O B-Thing I-Thing O O O B-Thing I-Thing O O O B-Person I-Person O O B-Location I-Location O B-Person I-Person O O B-Location I-Location O