YOU SAID:
I am at john's house at thiago's party
INTO JAPANESE
私はチアゴのパーティーでジョンの家にいます
BACK INTO ENGLISH
I'm at John's house at Chiago's party
INTO JAPANESE
チアゴのパーティーでジョンの家にいます
BACK INTO ENGLISH
I'm at John's house at Chiago's party
That didn't even make that much sense in English.