jrunPowChessM{"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["1b95640744e2f391dd9d889177d6b18adc5bffd97ba2278e5398c05ac6d218bb"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"6.Qc2"}]]}]}
https://whatsonchain.com/tx/bbfda35b48c1cbce78e9105f85ea3af46f8b57df13d2cc132b876a85cb8fc2c7