abduction_rivalry_progress_effect

abduction_rivalry_progress_effect = {
	scope:target = {
		#Target is a ruler
		if = {
			limit = {
				abduct_ruler_rivalling_trigger = yes
			}
			if = {
				limit = {
					is_close_family_of = scope:owner
				}
				set_relation_rival = {
					target = scope:owner
					reason = rival_abducted_family
				}
			}
			else = {
				progress_towards_rival_effect = {
					CHARACTER = scope:owner
					REASON = rival_abducted_ruler
					OPINION = 0
				}
			}
		}
		#Target is close family
		if = {
			limit = {
				abduct_family_rivalling_trigger = yes
			}
			progress_towards_rival_effect = {
				CHARACTER = scope:owner
				REASON = rival_abducted_family
				OPINION = 0
			}
		}
		#Target has parents that are rulers of superior power
		if = {
			limit = {
				any_parent = {
					abduct_rivalling_relative_trigger = yes
				}
			}
			every_parent = {
				limit = {
					abduct_rivalling_relative_trigger = yes
				}
				progress_towards_rival_effect = {
					CHARACTER = scope:owner
					REASON = rival_abducted_child
					OPINION = 0
				}
			}
		}
		#Target has children that are rulers of superior power
		if = {
			limit = {
				any_child = {
					abduct_rivalling_relative_trigger = yes
				}
			}
			every_child = {
				limit = {
					abduct_rivalling_relative_trigger = yes
				}
				progress_towards_rival_effect = {
					CHARACTER = scope:owner
					REASON = rival_abducted_parent
					OPINION = 0
				}
			}
		}
		#Target has siblings that are rulers of comparable power
		if = {
			limit = {
				any_sibling = {
					scope:target = {
						is_courtier_of = prev
					}
					#stupid incest making things complicated
					NOR = {
						is_parent_of = scope:target
						is_child_of = scope:target
					}
					abduct_rivalling_relative_trigger = yes
				}
			}
			liege = {
				progress_towards_rival_effect = {
					CHARACTER = scope:owner
					REASON = rival_abducted_sibling
					OPINION = 0
				}
			}
		}
		#Target has spouse that is of superior power
		if = {
			limit = {
				any_spouse = {
					abduct_rivalling_relative_trigger = yes
					#Prevent incest duplicating this effect
					NOR = {
						is_parent_of = scope:target
						is_child_of = scope:target
						is_sibling_of = scope:target
					}
				}
			}
			every_spouse = {
				limit = {
					abduct_rivalling_relative_trigger = yes
					#Prevent incest duplicating this effect
					NOR = {
						is_parent_of = scope:target
						is_child_of = scope:target
						is_sibling_of = scope:target
					}
				}
				progress_towards_rival_effect = {
					CHARACTER = scope:owner
					REASON = rival_abducted_spouse

As written in game/common/scripted_effects/00_scheme_scripted_effects.txt.