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 |
| north melbourne | 21.19 (145) | south melbourne | 12.25 (97) | arden street oval | 19437 | 28 march 1981 |
| footscray | 16.12 (108) | st kilda | 23.19 (157) | western oval | 19101 | 28 march 1981 |
| melbourne | 16.16 (112) | hawthorn | 23.15 (153) | mcg | 32202 | 28 march 1981 |
| geelong | 10.17 (77) | essendon | 10.11 (71) | kardinia park | 37303 | 28 march 1981 |
| fitzroy | 20.13 (133) | collingwood | 22.27 (159) | junction oval | 27200 | 28 march 1981 |
| carlton | 22.12 (144) | richmond | 12.10 (82) | vfl park | 56372 | 28 march 1981 |
Title:
1981 vfl season
Statement:
all but one of the games played took place on march 28 , 1981
Answer:
refuted