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:
| rnd | race | date | location | pole position | fastest lap | race winner | constructor | report |
| 1 | united states grand prix west | 15 march | long beach | riccardo patrese | alan jones | alan jones | williams - ford | report |
| 2 | brazilian grand prix | 29 march | jacarepaguá | nelson piquet | marc surer | carlos reutemann | williams - ford | report |
| 3 | argentine grand prix | 12 april | buenos aires | nelson piquet | nelson piquet | nelson piquet | brabham - ford | report |
| 4 | san marino grand prix | 3 may | imola | gilles villeneuve | gilles villeneuve | nelson piquet | brabham - ford | report |
| 5 | belgian grand prix | 17 may | zolder | carlos reutemann | carlos reutemann | carlos reutemann | williams - ford | report |
| 6 | monaco grand prix | 31 may | monaco | nelson piquet | alan jones | gilles villeneuve | ferrari | report |
| 7 | spanish grand prix | 21 june | jarama | jacques laffite | alan jones | gilles villeneuve | ferrari | report |
| 8 | french grand prix | 5 july | dijon - prenois | rené arnoux | alain prost | alain prost | renault | report |
| 9 | british grand prix | 18 july | silverstone | rené arnoux | rené arnoux | john watson | mclaren - ford | report |
| 10 | german grand prix | 2 august | hockenheimring | alain prost | alan jones | nelson piquet | brabham - ford | report |
| 11 | austrian grand prix | 16 august | österreichring | rené arnoux | jacques laffite | jacques laffite | ligier - matra | report |
| 12 | dutch grand prix | 30 august | zandvoort | alain prost | alan jones | alain prost | renault | report |
| 13 | italian grand prix | 13 september | monza | rené arnoux | carlos reutemann | alain prost | renault | report |
| 14 | canadian grand prix | 27 september | île notre - dame | nelson piquet | john watson | jacques laffite | ligier - matra | report |
Title:
1981 formula one season
Statement:
alain prost and nelson piquet both had three race winners in the 1981 formula one season
Answer:
supported