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: ivor bueb
Table Content:
| year | entrant | chassis | engine | points |
| --- | --- | --- | --- | --- |
| 1957 | connaught engineering | connaught type b | alta straight - 4 | 0 |
| 1957 | gilby engineering ltd | maserati 250f | maserati straight - 6 | 0 |
| 1958 | bc ecclestone | connaught type b | alta straight - 4 | 0 |
| 1958 | ecurie demi litre | lotus 12 | climax straight - 4 | 0 |
| 1959 | british racing partnership | cooper t51 | climax straight - 4 | 0 |
| 1959 | british racing partnership | cooper t51 | borgward straight - 4 | 0 |


Statement
ivor bueb race for connaught engineering use the climax straight - 4 engine


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