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: serbia fed cup team
Table Content:
| year | name of the country | years played | ties played | years in world group | best result |
| --- | --- | --- | --- | --- | --- |
| 1969 - 1992 | socialist federal republic of yugoslavia (sfrj) | 19 | 53 (24 - 29) | - | main draw semifinals 1984 |
| 1995 - 2003 | federal republic of yugoslavia (srj) | 9 | 34 (20 - 14) | 0 | europe / africa zone , group i play - offs 2002 , 2003 |
| 2004 - 2006 | serbia and montenegro (scg) | 3 | 11 (7 - 4) | 0 | europe / africa zone , group i play - offs 2004 , 2006 |
| 2007 - | serbia (srb) | 7 | 20 (13 - 7) | 3 (2 - 3) | final 2012 |
| 1969 - | overall | 38 | 118 (64 - 54) | 3 (2 - 3) | final 2012 |


Statement
there be no country with 0 year in world group


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