YOU SAID:

The man sat on the chair after getting coffee

INTO JAPANESE

その男はコーヒーを飲んだ後、椅子に座った

BACK INTO ENGLISH

The man sat in a chair after drinking coffee.

INTO JAPANESE

男はコーヒーを飲んだ後、椅子に座った。

BACK INTO ENGLISH

The man sat in a chair after drinking coffee.