SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function arrayMap (children 1)
     ExpressionList (children 2)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 1)
          Identifier x
        Function plus (children 1)
         ExpressionList (children 2)
          Function tupleElement (children 1)
           ExpressionList (children 2)
            Identifier x
            Literal UInt64_1
          Function tupleElement (children 1)
           ExpressionList (children 2)
            Identifier x
            Literal UInt64_2
      Function array (children 1)
       ExpressionList (children 1)
        Function tuple (children 1)
         ExpressionList (children 2)
          Literal UInt64_1
          Literal UInt64_2
