ref: 89be95cdeda1bf2b4eccc2164d835236bd89bba1 dir: /maps/seafoamislands5.blk/
.vvu..v - v..vvvvvv, -a ..vv|vvvvv..vv, vvvvv..vvf +vvvvvv..vvvvvvvvvvv..vvuvvvv..v vL.