我们自桂林磨盘山港口乘游船，沿漓江顺水而下，至阳朔约80里水路。
B-Person I-Person O B-Location I-Location I-Location I-Location I-Location I-Location I-Location O B-Thing I-Thing O O B-Location I-Location O O O O O O B-Location I-Location O B-Metric I-Metric I-Metric B-Thing I-Thing O