jrunPowChessM{"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["775f1756d2ad9d5bc4513f166c78d6eb26fb36a698d5932719d7904e4dbb4fae"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"18.Qd2"}]]}]}
https://whatsonchain.com/tx/28a3af3b0a7e0f9e6b509f24765d24eb6003bbbeadea5ac4ccfb736130dfd5d6