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: 2008 - 09 philadelphia flyers season
Table Content:
| date | visitor | score | home | decision | attendance | record |
| --- | --- | --- | --- | --- | --- | --- |
| december 2 | tampa bay | 3 - 4 | philadelphia | biron | 19227 | 12 - 7 - 5 |
| december 4 | new jersey | 3 - 2 | philadelphia | biron | 19577 | 12 - 7 - 6 |
| december 6 | philadelphia | 2 - 1 | carolina | niittymaki | 14061 | 13 - 7 - 6 |
| december 9 | ny islanders | 3 - 4 | philadelphia | biron | 19037 | 14 - 7 - 6 |
| december 11 | carolina | 5 - 6 | philadelphia | niittymaki | 19057 | 15 - 7 - 6 |
| december 13 | pittsburgh | 3 - 6 | philadelphia | biron | 19811 | 16 - 7 - 6 |
| december 16 | colorado | 2 - 5 | philadelphia | niittymaki | 19219 | 17 - 7 - 6 |
| december 18 | philadelphia | 2 - 5 | montreal | niittymaki | 21273 | 17 - 8 - 6 |
| december 20 | washington | 1 - 7 | philadelphia | niittymaki | 19897 | 18 - 8 - 6 |
| december 21 | philadelphia | 2 - 3 | new jersey | niittymaki | 14426 | 18 - 8 - 7 |
| december 23 | ottawa | 4 - 6 | philadelphia | nittymaki | 19578 | 19 - 8 - 7 |
| december 26 | philadelphia | 1 - 5 | chicago | biron | 22712 | 19 - 9 - 7 |
| december 27 | philadelphia | 0 - 3 | columbus | niittymaki | 18402 | 19 - 10 - 7 |
| december 30 | philadelphia | 3 - 2 | vancouver | biron | 18630 | 20 - 10 - 7 |


Statement
the average attendance of philadelphia flyer game during the month of december 2008 be about 18922 attendee


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