jrunPowChessLÿ{"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["8a9350119568070eb350e3d4521b50db2b65e0d5f9058d4cfa82d17b5a4d92c9"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"Bb5"}]]}]}
https://whatsonchain.com/tx/1a1a8bc4b75bf41fb29ced1aa046a797f1575c9c00cb0f8f6e22faf60ffa8ae1