SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function arrayMap (alias x) (children 1)
     ExpressionList (children 2)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 1)
          Identifier x
        Identifier x
      Literal Array_[UInt64_1, UInt64_2, UInt64_3]
    Function isConstant (children 1)
     ExpressionList (children 1)
      Identifier x
