SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function less (children 1)
     ExpressionList (children 2)
      Function abs (children 1)
       ExpressionList (children 1)
        Function minus (children 1)
         ExpressionList (children 2)
          Function acosh (children 1)
           ExpressionList (children 1)
            Function cosh (children 1)
             ExpressionList (children 1)
              Literal UInt64_3
          Literal UInt64_3
      Literal Float64_1e-9