cohort
$cohort_query = array( 'relation' => 'AND', array( 'taxonomy' => 'cohort', 'operator' => 'EXISTS', 'include_children' => true, ), );
$cohort_query = array( 'relation' => 'AND', array( 'taxonomy' => 'cohort', 'operator' => 'EXISTS', 'include_children' => true, ), );