Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Race | Circuit | Date | Pole position | Fastest lap | Winning driver | Constructor | Tyre | Report |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| South African Grand Prix | Kyalami | 1 March | Jack Brabham | Jackie Stewart | Jackie Stewart | Matra - Ford | D | Report |
| Spanish Grand Prix | Montjuïc | 4 May | Jochen Rindt | Jochen Rindt | Jackie Stewart | Matra - Ford | D | Report |
| Monaco Grand Prix | Monaco | 18 May | Jackie Stewart | Jackie Stewart | Graham Hill | Lotus - Ford | F | Report |
| Dutch Grand Prix | Zandvoort | 21 June | Jochen Rindt | Jackie Stewart | Jackie Stewart | Matra - Ford | D | Report |
| French Grand Prix | Charade | 6 July | Jackie Stewart | Jackie Stewart | Jackie Stewart | Matra - Ford | D | Report |
| British Grand Prix | Silverstone | 19 July | Jochen Rindt | Jackie Stewart | Jackie Stewart | Matra - Ford | D | Report |
| German Grand Prix | Nürburgring | 3 August | Jacky Ickx | Jacky Ickx | Jacky Ickx | Brabham - Ford | G | Report |
| Italian Grand Prix | Monza | 7 September | Jochen Rindt | Jean-Pierre Beltoise | Jackie Stewart | Matra - Ford | D | Report |
| Canadian Grand Prix | Mosport Park | 20 September | Jacky Ickx | Jacky Ickx Jack Brabham | Jacky Ickx | Brabham - Ford | G | Report |
| United States Grand Prix | Watkins Glen | 5 October | Jochen Rindt | Jochen Rindt | Jochen Rindt | Lotus - Ford | F | Report |
| Mexican Grand Prix | Hermanos Rodriguez | 19 October | Jack Brabham | Jacky Ickx | Denny Hulme | McLaren - Ford | G | Report |
Question:
In the Canadian Grand Prix, what tyre was used when Jacky Ickx held pole position?
Answer:
G