When was the great uncle of the creator of the Broadway musical "Hamilton" and founder of the Puerto Rican Independence Party born?
Gilberto Concepción de Gracia: Dr. Gilberto Concepción de Gracia (July 9, 1909 – March 16, 1968) was a lawyer, journalist, author, politician and founder of the Puerto Rican Independence Party. Gilberto Concepción de Gracia:  He is the great uncle of maternal siblings Residente and ILE of Calle 13, and Lin-Manuel Miranda.
i don't know