user: Question: What is the lowest grid of pkv racing, which had 13 points and less than 64 laps?
Columns: ['Driver', 'Team', 'Laps', 'Time/Retired', 'Grid', 'Points']
Types: ['text', 'text', 'real', 'text', 'real', 'real']
Sample row: ['Sébastien Bourdais', 'N/H/L Racing', 64.0, '1:45:02.885', 2.0, 32.0]
SQL:

assistant: SELECT MIN("Grid") FROM "Table" WHERE "Team" = 'pkv racing' AND "Points" = 13.0 AND "Laps" < 64.0;