YOU SAID:

Their party he was invited to and he drank alot there

INTO JAPANESE

彼が招待された彼らのパーティーと彼はそこでたくさん飲んだ

BACK INTO ENGLISH

Their party he was invited to and he drank a lot there

INTO JAPANESE

彼が招待された彼らのパーティーと彼はそこでたくさん飲んだ

BACK INTO ENGLISH

Their party he was invited to and he drank a lot there