*
* @param array $options Array in format:
*
- * types => NULL|STR entity type
+ * types => NULL|STR entity type (SQL: type = '$type' OR...see below...)
*
- * subtypes => NULL|STR entity subtype
+ * subtypes => NULL|STR entity subtype (SQL: subtype = '$subtype'...see above)
*
- * type_subtype_pairs => NULL|ARR (type = '$type' AND subtype = '$subtype') pairs
+ * type_subtype_pairs => NULL|ARR (array('type' => 'subtype')) (SQL: type = '$type' AND subtype = '$subtype') pairs
*
* owner_guids => NULL|INT entity guid
*