Conversation so far:
What projects did Michael Anthony do with Van Halen?
Anthony's involvement in recording the 1998 album Van Halen III was dramatically less than previous albums.
What was the first album he recorded with Van Halen?
CANNOTANSWER.

Question: Why did he have less involvement with Van Halen III?
Self-contained rewrite: Why did Michael Anthony have less involvement with Van Halen III?