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: tomas behrend
Table Content:
| date | tournament | surface | opponent in the final | score |
| --- | --- | --- | --- | --- |
| 1998 | germany f13 | clay | mehdi tahiri | 6 - 3 , 7 - 6 |
| 1998 | budva | clay | fredrik jonsson | 3 - 6 , 6 - 3 , 6 - 2 |
| 2002 | sofia | clay | werner eschauer | 6 - 0 , 6 - 3 |
| 2003 | san remo | clay | werner eschauer | 6 - 4 , 6 - 2 |
| 2003 | weiden | clay | björn phau | 2 - 6 , 6 - 4 , 6 - 1 |
| 2004 | kish island | clay | mathieu montcourt | 7 - 6 (3) , 6 - 1 |
| 2005 | santiago | clay | adrián garcía | 7 - 6 (3) , 4 - 6 , 6 - 2 |
| 2005 | olbia | clay | alessio di mauro | 6 - 4 , 7 - 6 (3) |


Statement
the tournament of olbia have a clay surface


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