D12 stands for dirty dozen. They where an american hip hop group from detroit with Eminem as leader and front man.
now to the cache
A = What year was "The Devil's Night Mixtape" released (200_)
B = What year did Fuzz Scoota leave the group (201_) +1
C = What year was the band originally formed (199_)
D = What year was the album D12 world (200_)
S 33° 43.AAB E 150° 58.CCD