mandala_story_creation_aspect_get_kids_effect

mandala_story_creation_aspect_get_kids_effect = {
	if = {
		limit = {
			is_adult = yes
			is_available = yes 
		}
		if = {
			limit = { is_female = no }
			if = {
				limit = {
					any_consort = {
						is_adult = yes
						is_available = yes	
						fertility > 0
						is_pregnant = no
					}
				}
				random_consort = {
					limit = {
						is_adult = yes
						is_available = yes	
						fertility > 0
						is_pregnant = no
					}
					make_pregnant = { father = scope:root_scope }
				}
			}
		}
		if = {
			limit = { is_female = yes }
			if = {
				limit = {
					is_pregnant = no
					any_consort = { 
						is_adult = yes
						is_available = yes
						fertility > 0
					}
				}
				random_consort = {
					limit = {
						is_adult = yes
						is_available = yes
						fertility > 0
					}
					scope:root_scope = { 
						make_pregnant = { father = prev }
					}
				}
			}
		}
	}
}

As written in game/common/scripted_effects/tgp_mandala_scripted_effects.txt.