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: 1970 isle of man tt
Table Content:
| place | rider | country | machine | speed | time | points |
| --- | --- | --- | --- | --- | --- | --- |
| 1 | kel carruthers | australia | yamaha | 96.13 mph | 2:21.19.2 | 15 |
| 2 | rod gould | united kingdom | yamaha | 93.75 mph | 2:24.54.0 | 12 |
| 3 | günter bartusch | east germany | mz | 93.75 mph | 2:26.58.0 | 10 |
| 4 | chas mortimer | united kingdom | yamaha | 91.95 mph | 2:27.44.2 | 8 |
| 5 | peter berwick | united kingdom | suzuki | 91.93 mph | 2:27.46.0 | 6 |
| 6 | alex george | united kingdom | yamaha | 91.42 mph | 2:28.35.8 | 5 |
| 7 | ian richardson | united kingdom | yamaha | 91.22 mph | 2:28.53.6 | 4 |
| 8 | börje jansson | sweden | yamaha | 90.57 mph | 2:29.59.6 | 3 |
| 9 | tony smith | united kingdom | yamaha | 90.44 mph | 2:30.12.2 | 2 |
| 10 | bill smith | united kingdom | yamaha | 90.20 mph | 2:30.36.2 | 1 |


Statement
börje jansson 's speed be 90.57 mph


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