Consider the following table.

Table:
| team               |   tries for |   tries against | try diff   |   points for |   points against | points diff   |
|:-------------------|------------:|----------------:|:-----------|-------------:|-----------------:|:--------------|
| castres olympique  |          29 |               6 | + 23       |          207 |               71 | + 136         |
| narbonne           |          21 |               6 | + 15       |          161 |               90 | + 71          |
| dinamo - bucureşti |          12 |              32 | 20         |          109 |              213 | 104           |
| bridgend           |          10 |              14 | 4          |           94 |              120 | 26            |
| bristol shoguns    |          11 |              12 | 1          |          128 |               99 | + 29          |
| treorchy           |          10 |              23 | 13         |           72 |              178 | 106           |

Table Caption: 1996 - 97 european challenge cup

Is the following statement entailed (=1) or refuted (=0) by the table?

Statement: for narbonne , the tries against be 6 , and the try diff be + 15

Answer: 1