SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 4)
    Function arrayMap (alias arr) (children 1)
     ExpressionList (children 2)
      Function lambda (children 1)
       ExpressionList (children 2)
        Function tuple (children 1)
         ExpressionList (children 1)
          Identifier x
        Function toString (children 1)
         ExpressionList (children 1)
          Identifier x
      Function materialize (children 1)
       ExpressionList (children 1)
        Literal Array_[UInt64_9, UInt64_4, UInt64_8, UInt64_10, UInt64_5, UInt64_2, UInt64_3, UInt64_7, UInt64_1, UInt64_6]
    Literal UInt64_4 (alias lim)
    Function arrayResize (children 1)
     ExpressionList (children 2)
      Function arrayPartialReverseSort (children 1)
       ExpressionList (children 2)
        Identifier lim
        Identifier arr
      Identifier lim
    Function arrayResize (children 1)
     ExpressionList (children 2)
      Function arrayPartialSort (children 1)
       ExpressionList (children 3)
        Function lambda (children 1)
         ExpressionList (children 2)
          Function tuple (children 1)
           ExpressionList (children 1)
            Identifier x
          Function reverse (children 1)
           ExpressionList (children 1)
            Identifier x
        Identifier lim
        Identifier arr
      Identifier lim
