Claim: Jacques Cochereau, a haute-contre, performed as a sage enchanter/A warrior in Tancrède (a 1702 tragédie en musique containing 23 dances) along with Gabriel-Vincent Thévenard, a bass-baritone, who played as a crusader.
Evidence: Tancrède is a 1702 tragédie en musique (a French opera in the lyric tragedy tradition) in a prologue and five acts by composer André Campra and librettist Antoine Danchet, based on Gerusalemme liberata by Torquato Tasso. The opera contains 23 dances in addition to the singing. Jacques Cochereau haute-contre A sage enchanter/A warrior Gabriel-Vincent Thévenard bass-baritone Tancrède, a crusader