copy_war_memory_casus_belli_effect

copy_war_memory_casus_belli_effect = {
	if = {
		limit = { exists = $MEMORY$.var:war_cb }
		set_variable = {
			name = war_cb
			value = $MEMORY$.var:war_cb
		}
		if = {
			limit = { exists = $MEMORY$.var:war_attacker }
			set_variable = {
				name = war_attacker
				value = $MEMORY$.var:war_attacker
			}
		}
		if = {
			limit = { exists = $MEMORY$.var:war_title }
			set_variable = {
				name = war_title
				value = $MEMORY$.var:war_title
			}
		}
		if = {
			limit = { exists = $MEMORY$.var:war_claimant }
			set_variable = {
				name = war_claimant
				value = $MEMORY$.var:war_claimant
			}
		}
		if = {
			limit = { exists = $MEMORY$.var:war_faith }
			set_variable = {
				name = war_faith
				value = $MEMORY$.var:war_faith
			}
		}
		if = {
			limit = { exists = $MEMORY$.var:war_culture }
			set_variable = {
				name = war_culture
				value = $MEMORY$.var:war_culture
			}
		}
		if = {
			limit = { exists = $MEMORY$.var:war_faith_attacker }
			set_variable = {
				name = war_faith_attacker
				value = $MEMORY$.var:war_faith_attacker
			}
		}
		if = {
			limit = { exists = $MEMORY$.var:war_liege }
			set_variable = {
				name = war_liege
				value = $MEMORY$.var:war_liege
			}
		}
	}
	else = {
		set_variable = {
			name = war_cb
			value = flag:war_memory_cb_fallback
		}
	}
}

As written in game/common/scripted_effects/03_bp1_scripted_effects.txt.