Probably "Grid Master". Otherwise it would've been GRDMSSA.
islam (is-LAHM) n.
- The frothy mixture of semen and goat dung resulting from Muslim sex.
I thought "Grandmaster", as in chess. Or maybe Groidmaster.
Coalburning is bestiality.
Personally, a nigger is so loathsome I wouldn't want anything to do with one including being it's "massa"!