母亲左脚边沿有一块椭圆形的疤，像是一枚印章烙在脚上，那是3岁时外婆外公出外打鱼，她一人在家守船，被未熄尽的劈柴烧的。
B-Person I-Person B-Thing I-Thing O O O B-Metric I-Metric O O O O B-Thing O O O O O B-Thing I-Thing O O B-Location I-Location O O O B-Time I-Time I-Time B-Person I-Person I-Person I-Person O O O B-Thing O B-Person O O O O O B-Thing O O O O O O B-Thing I-Thing O O O