This might give you an idea:
Code:
monitor_conditions I_TurnNumber > 0
and I_LocalFaction faction_name
spawn_army
faction slave
character Skilas, named character, age 26, x 364, y 176, family
traits GoodCommander 4
unit ME Bodyguard exp 4 armour 0 weapon_lvl 0
unit Cuman Horse Archers exp 2 armour 0 weapon_lvl 0
unit Cuman Horse Archers exp 2 armour 0 weapon_lvl 0
unit Kypchak Horse Archers exp 2 armour 0 weapon_lvl 0
unit Kypchak Horse Archers exp 2 armour 0 weapon_lvl 0
unit Kypchak Riders exp 2 armour 0 weapon_lvl 0
unit Kypchak Riders exp 2 armour 0 weapon_lvl 0
end
terminate_monitor
end_monitor