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: 1997 world club championship
Table Content:
| club | played | lost | drawn | against | diff | points |
| --- | --- | --- | --- | --- | --- | --- |
| wigan warriors | 6 | 4 | 0 | 212 | - 123 | 4 |
| london broncos | 6 | 5 | 0 | 238 | - 102 | 2 |
| bradford bulls | 6 | 6 | 0 | 228 | - 146 | 0 |
| st helens rlfc | 6 | 6 | 0 | 270 | - 174 | 0 |
| warrington wolves | 6 | 6 | 0 | 256 | - 178 | 0 |
| halifax blue sox | 6 | 6 | 0 | 340 | - 284 | 0 |


Statement
halifax blue sox be 1 of the 6 club that have no drawn record during the 1997 world club championship


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