YOU SAID:

the thieves stole the paints before they were sold

INTO JAPANESE

泥棒は売られる前に塗料を盗んだ

BACK INTO ENGLISH

Thief stole paint before it was sold

INTO JAPANESE

売られる前に泥棒がペンキを盗んだ

BACK INTO ENGLISH

Thief stole paint before it was sold