Submission_Capabilities::set_capabilities()

	protected function set_capabilities() {
		parent::set_capabilities();

		$prefix      = $this->get_prefix();
		$plural_slug = $this->manager->get_plural_slug();

		$this->base_capabilities['read_others_items'] = sprintf( 'read_others_%s', $prefix . $plural_slug );
		$this->base_capabilities['edit_others_items'] = sprintf( 'edit_others_%s', $prefix . $plural_slug );
		$this->base_capabilities['delete_others_items'] = sprintf( 'delete_others_%s', $prefix . $plural_slug );
	}