That was an issue I encountered when writing the logic for Shogi so that I could build my own engine. Writing Python to express the logical dependencies was sur

That was an issue I encountered when writing the logic for Shogi so that I could build my own engine. Writing Python to express the logical dependencies was surprisingly unintuitive. My original attempt was clunky and I rewrote the logic from scratch 2 or 3 times until I could bear look at the code and not wince.