SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function readWKTMultiLineString (children 1)
     ExpressionList (children 1)
      Literal \'MULTILINESTRING ((1 1, 2 2, 3 3, 1 1))\'