Entity Field Query

efq.php
$query = new EntityFieldQuery;
$results = $query
     ->entityCondition('entity_type', 'node')
     ->propertyCondition('type', 'bill')
     ->fieldCondition("field_field_bill_budget_rel", 1)
     ->addMetaData('account', user_load(1))->execute();

node_load(key($results['node']), NULL, TRUE);