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:
| name | circuit | date | winning driver | winning constructor | report |
| são paulo grand prix | interlagos | 5 january | chico landi | alfa romeo | report |
| general juan perón grand prix | retiro | 9 february | luigi villoresi | maserati | report |
| eva duarte perón grand prix | retiro | 16 february | luigi villoresi | maserati | report |
| rosario grand prix | independence park | 2 march | achille varzi | alfa romeo | report |
| rafaela grand prix | rafaela | 20 march | oscar alfredo gálvez | alfa romeo | report |
| interlagos grand prix | interlagos | 30 march | achille varzi | alfa romeo | report |
| pau grand prix | pau | 7 april | nello pagani | maserati | report |
| rio de janeiro grand prix | gávea | 21 april | chico landi | alfa romeo | report |
| roussillon grand prix | perpignan | 27 april | eugène chaboud | talbot - lago - talbot | report |
| jersey road race | saint helier | 8 may | reg parnell | maserati | report |
| marseille grand prix | prado | 18 may | eugène chaboud | talbot - lago - talbot | report |
| grand prix des frontières | chimay | 25 may | yves giraud - cabantous | maserati | report |
| nîmes grand prix | nîmes | 1 june | luigi villoresi | maserati | report |
| challenges agaci | montlhéry | 8 june | maurice varet | delage | report |
| marne grand prix | reims | 6 july | christian kautz | maserati | report |
| gransden lodge | gransden lodge airfield | 12 july | dennis poore | alfa romeo | report |
| albi grand prix | albi | 13 july | louis rosier | talbot - lago - talbot | report |
| bari grand prix | lungomare | 13 july | achille varzi | alfa romeo | report |
| bell ville grand prix | bell ville | 13 july | oscar alfredo gálvez | alfa romeo | report |
| nice grand prix | nice | 20 july | luigi villoresi | maserati | report |
| alsace grand prix | strasbourg | 3 august | luigi villoresi | maserati | report |
| ulster trophy | ballyclare | 9 august | bob gerard | era | report |
| comminges grand prix | saint - gaudens | 10 august | louis chiron | talbot - lago - talbot | report |
| montevideo grand prix | playa ramirez | 17 august | oscar alfredo gálvez | alfa romeo | report |
| british empire trophy | douglas | 21 august | bob gerard | era | report |
| mar del plata grand prix | el torreon | 21 september | oscar alfredo gálvez | alfa romeo | report |
| lausanne grand prix | lausanne | 5 october | luigi villoresi | maserati | report |
| coupe du salon | montlhéry | 16 november | yves giraud - cabantous | talbot - lago - talbot | report |
Title:
1947 grand prix season
Statement:
maserati was the winning constructor fewer than seven times through the season
Answer:
refuted