NPCs composing that spawngroup :

a_Sarnak_slave (100%)

NPCs spawning around that spawngroup :
(Max range : 100)

nurga_79, range=46 (-2099,-956,-173)

a_goblin_back_biter (50%)
a_goblin_miner (50%)

nurga_80, range=68 (-2066,-951,-173)

nurga_81, range=84 (-2061,-971,-173)

a_goblin_back_biter (50%)
a_goblin_flame_douser (50%)

a_tortured_slave_189518, range=42 (-2169,-910,-220)

a_Burynai_slave_189523, range=81 (-2154,-996,-220)

a_Burynai_slave (50%)
a_Sarnak_slave (50%)

a_Burynai_slave_189524, range=91 (-2218,-918,-219)

a_Burynai_slave (50%)
a_Sarnak_slave (50%)

a_Burynai_slave_189525, range=87 (-2197,-971,-220)

a_Burynai_slave (50%)
a_Sarnak_slave (50%)

va_nurga_508003, range=14 (-2118,-930,-220)

va_nurga_508009, range=78 (-2132,-997,-220)

va_nurga_508079, range=87 (-2197,-971,-221)

va_nurga_508081, range=42 (-2169,-910,-221)