Which singer recorded Unforgettable in 1951, which his daughter, Natalie Cole made into a duet with herself in 1991?
which singer recorded unforgettable in 1951, which his daughter, natalie cole made into a duet with herself in 1991
FreebaseQA-train-13635.P0
natalie cole
natalie cole
m.026spg
people.person.parents
m.03h_yfh
nat king cole