universitaten
$tax_query = array( array( 'taxonomy' => 'hochschultyp', 'terms' => 'universitaten', 'field' => 'slug', 'operator' => 'IN', 'include_children' => true, ), );
$tax_query = array( array( 'taxonomy' => 'hochschultyp', 'terms' => 'universitaten', 'field' => 'slug', 'operator' => 'IN', 'include_children' => true, ), );