Lantern Bench Routing
Pass one candle around the Hollow Square without letting any part hoard the light. Each route changes the hymn pressure, the shadow, and which bench remembers the next shape.
Current ruling
Light4
Shadow1
MemoryFa
RiskLow
The empty middle listensKeep the lantern moving before the unlit part writes its own fifth shape.
FaSoprano
SolAlto
LaTenor
MiBass