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:
| driver | constructor | laps | time / retired | grid |
| niki lauda | ferrari | 78 | 1:42:21.6 | 3 |
| jody scheckter | wolf - ford | 78 | + 5.2 | 5 |
| patrick depailler | tyrrell - ford | 78 | + 5.7 | 4 |
| james hunt | mclaren - ford | 78 | + 9.5 | 1 |
| jochen mass | mclaren - ford | 78 | + 19.9 | 12 |
| john watson | brabham - alfa romeo | 78 | + 20.2 | 11 |
| vittorio brambilla | surtees - ford | 78 | + 23.6 | 14 |
| carlos reutemann | ferrari | 78 | + 26.7 | 8 |
| clay regazzoni | ensign - ford | 78 | + 46.2 | 16 |
| emerson fittipaldi | fittipaldi - ford | 78 | + 1:11.7 | 9 |
| hans binder | surtees - ford | 77 | + 1 lap | 19 |
| gunnar nilsson | lotus - ford | 77 | + 1 lap | 10 |
| carlos pace | brabham - alfa romeo | 76 | + 2 laps | 2 |
| brett lunger | march - ford | 76 | + 2 laps | 23 |
| larry perkins | brm | 73 | + 5 laps | 22 |
| alex ribeiro | march - ford | 66 | engine | 17 |
| hans joachim stuck | march - ford | 55 | engine | 18 |
| mario andretti | lotus - ford | 43 | accident | 6 |
| boy hayje | march - ford | 33 | gearbox | 21 |
| jacques laffite | ligier - matra | 22 | accident | 12 |
| tom pryce | shadow - ford | 22 | fatal accident | 15 |
| renzo zorzi | shadow - ford | 21 | fuel leak | 20 |
| ronnie peterson | tyrrell - ford | 5 | fuel system | 7 |
Title:
1977 south african grand prix
Statement:
in the 1977 south african grand prix renzo zorzi completed 21 laps
Answer:
supported