Question: Which influential rock guitarist co-wrote "Finish What Ya Started" with Sammy Hagar in 1988 and was later named the number one guitarist by "Guitar World" magazine?
Sentence (from "Walk on Water (Eddie Money song)"): "Walk on Water" is a song by American rock singer Eddie Money, from his album "Nothing to Lose" in 1988 and "" in 1989.
Relevant evidence: No