Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| club | played | won | drawn | lost | points for | points against | tries for | tries against | try bonus | losing bonus | points |
| club | played | won | drawn | lost | points for | points against | tries for | tries against | try bonus | losing bonus | points |
| caernarfon rfc | 22 | 18 | 1 | 3 | 643 | 235 | 101 | 24 | 14 | 1 | 89 |
| colwyn bay rfc | 22 | 18 | 0 | 4 | 570 | 256 | 79 | 29 | 10 | 3 | 85 |
| nant conwy rfc | 22 | 16 | 0 | 6 | 585 | 177 | 84 | 21 | 11 | 4 | 79 |
| mold rfc | 22 | 16 | 0 | 6 | 596 | 239 | 85 | 27 | 11 | 3 | 78 |
| ruthin rfc | 22 | 15 | 2 | 5 | 599 | 198 | 89 | 21 | 9 | 3 | 76 |
| llangefni rfc | 22 | 13 | 0 | 9 | 504 | 311 | 69 | 42 | 9 | 5 | 66 |
| llandudno rfc | 22 | 9 | 0 | 13 | 436 | 498 | 59 | 73 | 6 | 3 | 45 |
| denbigh rfc | 22 | 7 | 0 | 15 | 348 | 467 | 50 | 69 | 5 | 5 | 38 |
| bala rfc | 22 | 8 | 0 | 14 | 282 | 443 | 37 | 61 | 3 | 2 | 37 |
| dolgellau rfc | 22 | 6 | 1 | 15 | 250 | 538 | 32 | 80 | 3 | 3 | 32 |
| llanidloes rfc | 22 | 2 | 0 | 20 | 171 | 835 | 19 | 128 | 0 | 2 | 10 |
| newtown rfc | 22 | 2 | 0 | 20 | 109 | 896 | 10 | 139 | 0 | 2 | 10 |
Title:
wru division one north
Statement:
there is only a single instance of the number of points against being 177
Answer:
supported