category

$tax_query = array(
	'relation' => 'AND',
	array(
		'taxonomy'         => 'category',
		'terms'            => array( '6478', '6632' ),
		'field'            => 'term_id',
		'operator'         => 'AND',
	),
	array(
		'taxonomy'         => 'categoria_syp',
		'terms'            => '14478',
		'field'            => 'term_id',
		'operator'         => 'AND',
		'include_children' => true,
	),
);