SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function mannWhitneyUTest (alias pair) (children 1)
     ExpressionList (children 2)
      Identifier left
      Identifier right
   ExpressionList (children 2)
    Function roundBankers (alias t_stat) (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier pair
        Literal UInt64_1
      Literal UInt64_16
    Function roundBankers (alias p_value) (children 1)
     ExpressionList (children 2)
      Function tupleElement (children 1)
       ExpressionList (children 2)
        Identifier pair
        Literal UInt64_2
      Literal UInt64_16
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier mann_whitney_test