Question: What is the date of birth of the composer of song The Rains Of Castamere (Song)?
Sentence (from "The Rains of Castamere (song)"): The song's lyrics were written by George R. R. Martin in the original novel, and the tune was composed by Ramin Djawadi in 2011, upon request from the series creators David Benioff and D. B. Weiss.
Relevant evidence: Yes