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:
| race name | circuit | date | winning driver | constructor | report |
| ii daily mirror trophy | snetterton | 14 march | innes ireland | brp - brm | report |
| i news of the world trophy | goodwood | 30 march | jim clark | lotus - climax | report |
| xiii syracuse grand prix | syracuse | 12 april | john surtees | ferrari | report |
| ix aintree 200 | aintree | 18 april | jack brabham | brabham - climax | report |
| xvi brdc international trophy | silverstone | 2 may | jack brabham | brabham - climax | report |
| xiv solitude grand prix | solitudering | 19 july | jim clark | lotus - climax | report |
| iii mediterranean grand prix | pergusa | 16 august | jo siffert | brabham - brm | report |
| vii rand grand prix | kyalami | 12 december | graham hill | brabham - brm | report |
Title:
1964 formula one season
Statement:
jo siffert won 2 races , which were held on april 18 and may 2
Answer:
refuted