jrunPowChessM{"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["4b440db8c9ccb6540b3d1f4dcd50ca414adef39e4c6f43417fd824139dc64962"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"14.Bd5"}]]}]}
https://whatsonchain.com/tx/3f89c33f36e5c9ef7e44e58a7e91c8fd1f9c88d2a5934bf4f86ffe6afa3453f0