from https://johncage.org/reunion/
A recording of the premiere of John Cage’s Reunion in 1968
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Left to right: Teeny Duchamp, Marcel Duchamp and John Cage, performing “Reunion” at its premiere in Toronto, 5th March, 1968. Photograph by Shigeko Kubota @ The John Cage Trust
[…] Reunion is an event without a score; originally performed by playing a game of chess on a chessboard created by Lowell Cross. The game works as an indeterminate structure: as a game of chess is played, the moves of the players on the board activate four compositions and distribute them to eight speakers surrounding the audience. […]
more here: https://johncage.org/reunion/