Complex sentence: He authored the supercommentary "Avi Ezer" on the commentary of Abraham ibn Ezra on the Pentateuch, which is included in some versions of the Mikraot Gedolot.
Split into simpler sentences: He authored the supercommentary "Avi Ezer" on the commentary of Abraham ibn Ezra on the Pentateuch. It is now included in some versions of the Mikraot Gedolot.