Question: What nationality is the composer of song Defying Gravity (Song)?
Sentence (from "Defying Gravity (song)"): "Defying Gravity" is the signature song from the musical "Wicked", composed by Stephen Schwartz, originally recorded by Idina Menzel and Kristin Chenoweth on May 10, 2003, and released on December 16, 2003.
Relevant evidence: Yes