SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function mapSubtract (alias res) (children 1)
     ExpressionList (children 2)
      Function tuple (children 1)
       ExpressionList (children 2)
        Function array (children 1)
         ExpressionList (children 2)
          Function toUInt8 (children 1)
           ExpressionList (children 1)
            Literal UInt64_1
          Literal UInt64_2
        Function array (children 1)
         ExpressionList (children 2)
          Function toInt32 (children 1)
           ExpressionList (children 1)
            Literal UInt64_1
          Literal UInt64_1
      Function tuple (children 1)
       ExpressionList (children 2)
        Function array (children 1)
         ExpressionList (children 2)
          Function toUInt8 (children 1)
           ExpressionList (children 1)
            Literal UInt64_1
          Literal UInt64_2
        Function array (children 1)
         ExpressionList (children 2)
          Function toInt16 (children 1)
           ExpressionList (children 1)
            Literal UInt64_2
          Literal UInt64_2
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier res
