was you at your cousin's home for the cousin's home这个句子正确吗

首先呢...这个you 前面的那个词就错了...应该是were.我没太弄明白你跑你侄子家是为了侄子的家是什么意思.是要分家产吗?...= =
were you at your cousin's home这前半句没问题,后半句for the cousin's home我实在是不懂什么意思.
were you at your cousin's home for sth.这样的话感觉能好一点,不过那个Sth.要是cousin' home 的话有些说不过去.