SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function arraySplit (children 1)
     ExpressionList (children 2)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 1)
          Identifier x
        Function equals (children 1)
         ExpressionList (children 2)
          Function modulo (children 1)
           ExpressionList (children 2)
            Identifier x
            Literal UInt64_2
          Literal UInt64_1
      Literal Array_[UInt64_1]