bp_group_list_parents( object|bool $group = false )

function bp_group_list_parents( $group = false ) {
	global $groups_template;

	if ( empty( $group ) ) {
		$group =& $groups_template->group;
	}

	if ( ! empty( $group->parent_id ) ) {
		$parent_group      = groups_get_group( $group->parent_id );
		$group_type        = bp_groups_get_group_type( $group->parent_id );
		$group_type_object = bp_groups_get_group_type_object( $group_type );
		$group_type        = ( isset( $group_type_object ) && isset( $group_type_object->labels['singular_name'] ) ) ?: esc_html__( 'Subgroup of', 'buddyboss' );
		?>
		<dl class="parent-list">
			<dt class="parent-title"><?php echo $group_type; ?></dt>
			<dd class="group-list parent">
				<ul id="group-parent">
					<li>
						<a href="<?php bp_group_permalink( $parent_group ) ?>" class="bp-tooltip" data-bp-tooltip-pos="up" 
						   data-bp-tooltip="<?php printf( ( '%s' ), bp_get_group_name( $parent_group ) ) ?>"><?php echo bp_core_fetch_avatar( array(
								'item_id' => $parent_group->id,
								'object'  => 'group',
								'alt'     => sprintf( __( 'Group photo of %s', 'buddyboss' ), bp_get_group_name( $parent_group ) )
							) ) ?></a>
					</li>
				</ul>
			</dd>
		</dl>

	<?php }
}