user
Instruction
This is a table fact verification task. The goal of this task is to distinguish whether the given statement is entailed or refuted by the given table.


Table
Table Title: 1996 - 97 european challenge cup
Table Content:
| team | tries for | tries against | try diff | points for | points against | points diff |
| --- | --- | --- | --- | --- | --- | --- |
| castres olympique | 29 | 6 | + 23 | 207 | 71 | + 136 |
| narbonne | 21 | 6 | + 15 | 161 | 90 | + 71 |
| dinamo - bucureşti | 12 | 32 | 20 | 109 | 213 | 104 |
| bridgend | 10 | 14 | 4 | 94 | 120 | 26 |
| bristol shoguns | 11 | 12 | 1 | 128 | 99 | + 29 |
| treorchy | 10 | 23 | 13 | 72 | 178 | 106 |


Statement
try diff be + 23 when point diff be - 71


Answer Format
The final answer should be either "entailed" or "refuted" and use the following format:
```json
{
    "answer": "entailed" or "refuted"
}
```
rule
["refuted"]