Question: Air Marshal Denzil Keelor PVSM, AVSM, VrC, KC  is a retired air marshal from what arm of the Indian armed forces?
Sentence (from "Denzil Keelor"): Air Marshal Denzil Keelor PVSM, AVSM, VrC, KC (born 7 December 1933) is a retired Indian Air Force air marshal and a hero of the Indo-Pakistani war.
Relevant evidence: Yes