NPCs composing that spawngroup :

orc_centurion (33%)

orc_centurion (34%)

orc_pawn (33%)

NPCs spawning around that spawngroup :
(Max range : 200)

crushbone_1, range=199 (3,387,-14)

crushbone_7, range=99 (103,398,-15)

crushbone_8, range=124 (79,375,-15)

a_dwarven_slave (50%)
a_dwarven_slave (50%)

crushbone_9, range=116 (218,506,-20)

a_dwarven_slave (100%)
a_dwarven_slave (100%)

crushbone_20, range=156 (345,328,4)

orc_legionnaire (100%)

crushbone_24, range=144 (146,524,-22)

orc_centurion (100%)

crushbone_29, range=151 (353,407,4)

orc_legionnaire (50%)
orc_pawn (50%)

crushbone_30, range=47 (242,416,2)

crushbone_39, range=60 (260,373,4)

orc_centurion (50%)
orc_legionnaire (50%)

crushbone_44, range=149 (258,252,4)

crushbone_51, range=137 (67,415,-12)

orc_slaver (33%)
orc_slaver (33%)
orc_slaver (34%)

crushbone_54, range=164 (42,428,-12)

orc_slaver (50%)
orc_slaver (50%)

crushbone_55, range=185 (306,545,-8)

orc_centurion (50%)
orc_legionnaire (50%)

crushbone_73, range=131 (328,355,4)

an_orc_thaumaturgist (100%)

crushbone_74, range=104 (107,435,-13)

Orc_Warden (100%)

crushbone_75, range=103 (129,465,17)

orc_pawn (100%)