jrunPowChessM{"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["b4e2ea8cb636eb014149261aca54697b1379b568770e0cbb6b0763b292f1cc2a"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"19.Kc2"}]]}]}
https://whatsonchain.com/tx/b4f8b0e72d34e8df483e09de79c8f5f45b76e45f3899818cb4b1d5800c81786c