Question: Which singer was born earlier, Warrel Dane or Grace Slick?
Sentence (from "Grace Slick"): Grace Barnett Slick (born October 30, 1939) is an American singer-songwriter, musician, artist, and former model, widely known in rock and roll history for her role in San Francisco's burgeoning psychedelic music scene in the mid–1960s.
Relevant evidence: Yes