// Define page-post-type connection
p2p_register_connection_type( array(
    'id' => 'page-post-type',
    'from' => 'page',
    'to' => 'post-type',
    'cardinality' => 'one-to-many',
    'admin_box' => array('show' => 'from', 'context' => 'side')
) );

// Show Admin Box for page-post-type connection only on page with id 14
function restrict_p2p_box_display( $show, $ctype, $post ) {
	if ( 'page-post-type' == $ctype->name) {
		return($post->ID == 14);
	}
	return $show;
}
add_filter( 'p2p_admin_box_show', 'restrict_p2p_box_display', 10, 3 );


// Show page-post-type connections in homepage template
if ( is_front_page() ) :				
	if (function_exists('p2p_type')) {
		$connected = new WP_Query( array(
			'connected_type' => 'page-post-type',
			'connected_items' => get_queried_object(),
			'nopaging' => true
		) );
		if ($connected->have_posts() ) :
			while ($connected->have_posts() ) : $connected->the_post();
				the_title();
			endwhile;
		endif;
		wp_reset_postdata();
		wp_reset_query();
	} else {
		echo 'Plugin not found';
	}
endif;