In a track by this musician, a Clavinet plays a two-bar bass line alternating in Dorian between B-flat-7 and E-flat-7 arpeggios. This musician made an album whose cover features its title band sitting behind this musician, who is wearing an Ivorian kple kple (“play play”) mask. “Dolphin Dance” is the last track on this musician’s album Maiden Voyage. Percussionist Bill Summers imitated a hindewhu (“HIN-doo-hoo”) on a song by this musician by blowing into a (*) beer bottle. (10[1])This musician played in a sextet including saxophonist Bennie Maupin on his albums Mwandishi and Sextant. This musician’s debut album Takin’ Off included one of his songs which he later covered for the album Head Hunters. For 10 points, name this jazz pianist who wrote “Chameleon” and “Watermelon Man.” ■END■