Can I use possessive with "number + noun", "noun + noun" and "adjective + noun"?
1 I guess this is one man's shirt.
2 I guess this is three boys' house.
3 I guess this is some boys' house.
4 I guess these are an ancient man's weapons.
5 I guess these are a big man's shirts.
6 I guess this is a giant mouse's tail.