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。