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: great railway journeys
Table Content:
| episode no | episode title | uk broadcast date | narrator | writer | details of journey | countries visited |
| --- | --- | --- | --- | --- | --- | --- |
| 1 | the gold rush line | 1983 - 02 - 15 | simon hoggart | simon hoggart | white pass and yukon route | alaska , usa and yukon , canada |
| 2 | the other poland | 1983 - 02 - 22 | brian blessed | lyn webster | nasielsk to pułtusk & komańcza to cisna | poland |
| 3 | slow train to olympia | 1983 - 03 - 01 | michael wood | michael wood | athens to olympia | greece |
| 4 | the dragons of sugar island | 1983 - 03 - 08 | colin garratt | colin garratt | negros island | philippines |
| 5 | line of dreams | 1983 - 03 - 15 | john shrapnel | gerry troyna | jodhpur and jaipur | india |
| 6 | journey to the land beyond the mountains | 1983 - 03 - 22 | ray gosling | ray gosling | douro valley (including the corgo line ) | portugal |
| 7 | the good and the quick | 1983 - 03 - 29 | stanley reynolds | stanley reynolds | guayaquil to quito | ecuador |


Statement
the dragon of sugar island be the only episode to visit the philippine


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