YOU SAID:
the teacher is in the chair drinking water
INTO JAPANESE
先生は椅子に座って飲料水を飲んでいる
BACK INTO ENGLISH
the teacher is sitting on a chair and drinking water
INTO JAPANESE
教師が椅子に座って水を飲んでいる
BACK INTO ENGLISH
a teacher is sitting on a chair and drinking water
INTO JAPANESE
椅子に座って水を飲んでいる教師
BACK INTO ENGLISH
a teacher sitting on a chair drinking water
INTO JAPANESE
椅子に座って水を飲んでいる教師
BACK INTO ENGLISH
a teacher sitting on a chair drinking water
That didn't even make that much sense in English.