CLASS cgn net/minecraft/fluid/Fluids
FIELD a EMPTY Lcgk;
FIELD b FLOWING_WATER Lcgj;
FIELD c WATER Lcgj;
FIELD d FLOWING_LAVA Lcgj;
FIELD e LAVA Lcgj;
METHOD a register (Ljava/lang/String;Lcgk;)Lcgk;
ARG 0 id
ARG 1 value