session_query

$tax_query = array(
	array(
		'taxonomy'         => 'start_time',
		'field'            => 'slug',
	),
	array(
		'taxonomy'         => 'release-day',
		'field'            => 'slug',
	),
	array(
		'taxonomy'         => 'session-type',
		'terms'            => 'live',
	),
);