Question: Daniel W. "Danny" Flowers is best known for his own songs that have been hits for other musicians including an rock and blues guitarist who is the only three-time inductee to what?
Sentence (from "Eric Clapton"): He is the only three-time inductee to the Rock and Roll Hall of Fame: once as a solo artist and separately as a member of the Yardbirds and Cream.
Relevant evidence: Yes