jrunPowChessLÿ{"in":1,"ref":["6bbaf994eb12241aa9614364d134c89d6fbb0a97c16a06bcfb9d3ba0a3eacb7c_o1"],"out":["695d6fb90ea2cc0c1ecb4f330e3f7f5ad0a5e16195d8fa5d1324d5b06d0da786"],"del":[],"cre":[],"exec":[{"op":"CALL","data":[{"$jig":0},"concatenateSan",[{"san":"Re4"}]]}]}
https://whatsonchain.com/tx/6db0ebcfdba2becb3b718fe167b865359e584b25c53e6fd1ece0c77dcb845af1