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:
| home team | home team score | away team | away team score | venue | crowd | date |
| melbourne | 10.16 (76) | st kilda | 16.32 (128) | mcg | 36488 | 18 april 1981 |
| fitzroy | 25.19 (169) | south melbourne | 14.16 (100) | junction oval | 15635 | 18 april 1981 |
| richmond | 17.22 (124) | north melbourne | 13.17 (95) | vfl park | 48526 | 18 april 1981 |
| essendon | 11.13 (79) | hawthorn | 13.16 (94) | windy hill | 29597 | 20 april 1981 |
| geelong | 9.14 (68) | collingwood | 11.10 (76) | kardinia park | 42395 | 20 april 1981 |
| carlton | 15.14 (104) | footscray | 11.10 (76) | vfl park | 27299 | 20 april 1981 |
Title:
1981 vfl season
Statement:
two home teams scored a win on 20 april 1981
Answer:
refuted