bestow_title_effect

bestow_title_effect = {
	if = {
		limit = {
			scope:use_hook ?= yes
			scope:puppet_or_actor ?= { has_usable_hook = scope:recipient }
		}
		scope:puppet_or_actor = { use_hook = scope:recipient }
	}
	if = {
    	limit = {
    		scope:gain_weak_hook ?= yes
    	}
    	scope:puppet_or_actor = {
    		add_hook = {
    			type = obligation_hook
    			target = scope:recipient
    		}
    	}
    }
    else_if = {
    	limit = {
    		scope:gain_strong_hook ?= yes
    	}
    	scope:puppet_or_actor = {
    		add_hook = {
    			type = strong_obligation_hook
    			target = scope:recipient
    		}
    	}
    }
    else = {
    	if = {
    		limit = {
    			exists = scope:target
    		}
    		scope:puppet_or_actor = {
    			add_prestige = {
    				value = minor_prestige_gain
    				multiply = {
    					value = scope:target.tier
    					subtract = 2
    				}
    			}
    		}
    		
    	}
    	else = {
    		scope:puppet_or_actor = {
    			add_prestige = minor_prestige_gain
    		}
    	}
    }

	scope:recipient = { save_scope_as = bestowed_title_holder }
	scope:puppet_or_actor = { save_scope_as = bestowing_cleric }
	bestow_title_shared_effect = yes
}

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