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 | drawn | lost | points for | points against | tries for | tries against | try bonus | losing bonus |
| club | played | drawn | lost | points for | points against | tries for | tries against | try bonus | losing bonus |
| caernarfon rfc | 18 | 0 | 3 | 524 | 249 | 72 | 32 | 8 | 1 |
| nant conwy rfc | 18 | 0 | 4 | 427 | 177 | 62 | 19 | 6 | 2 |
| bro ffestiniog rfc | 18 | 0 | 5 | 437 | 246 | 62 | 30 | 6 | 5 |
| bethesda rfc | 18 | 0 | 6 | 365 | 208 | 47 | 21 | 5 | 5 |
| pwllheli rfc | 18 | 0 | 9 | 344 | 251 | 50 | 30 | 3 | 6 |
| bala rfc | 18 | 0 | 11 | 242 | 318 | 30 | 40 | 2 | 3 |
| llangefni rfc | 18 | 0 | 10 | 271 | 450 | 28 | 63 | 0 | 0 |
| ruthin rfc | 18 | 0 | 12 | 311 | 346 | 39 | 50 | 2 | 5 |
| mold rfc | 18 | 0 | 14 | 247 | 416 | 31 | 55 | 2 | 4 |
| llandudno rfc | 18 | 0 | 16 | 204 | 711 | 25 | 106 | 0 | 1 |
Title:
wru division one north
Statement:
there is only one team that has less than 20 tries against in in wru division one north
Answer:
supported