Question: Are musicians Paul Cotton and Cedric Bixler-Zavala both members of a band?
Related documents: [0]  [DOC] Cedric Bixler-Zavala (born November 4, 1974 in Redwood City, California) is a Grammy Award-winning American musician known for his work as frontman and lyricist of the progressive rock band The Mars Volta, and as frontman and occasional guitarist of the post-hardcore group At the Drive-In. Currently he is a singer in the band Antemasque, and also sings and plays guitar in his band Zavalaz. He has also played drums for a number of acts, including the dub act De Facto and more recently Big Sir and Anywhere. [END] 
[1]  [DOC] Paul Cotton (born Norman Paul Cotton February 26, 1943 in Fort Rucker, Alabama) is an American guitarist and singer-songwriter, most notable as a member of the band Poco and as the writer of the international hit song from that band, "Heart of the Night". [END] 
Answer: 
yes
yes