<?php
$content = get_the_content();

if(has_block('core/quote', $content)) {
	kfvuelzen_print_first_instance_of_block( 'core/quote', $content );
} elseif(has_block('core/pullquote', $content)) {
	kfvuelzen_print_first_instance_of_block( 'core/pullquote', $content );
} else {
	the_excerpt();
}
