jrunPowChessM {"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["d67f0e9232fcabae8b78dccb28cf97dbb2b51b68e19bf1a461c0a8e4e61d2a97"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"2.h4"}]]}]}
https://whatsonchain.com/tx/d6ca3881ff92a5e66edbc2ddcc472bc7bd3b982bed80f96ece2e2f3dcaf2107e