YOU SAID:

a watched pot doesnt boil

INTO JAPANESE

監視されている鍋は沸騰しません

BACK INTO ENGLISH

Watched pots do not boil

INTO JAPANESE

見た鍋は沸騰しません

BACK INTO ENGLISH

The pot I saw does not boil

INTO JAPANESE

私が見た鍋は沸騰しません

BACK INTO ENGLISH

The pot I saw does not boil