user: Question: How many men from the Ukraine?
Columns: ['Position', 'Name', 'Nationality', 'Event 1 Medley', 'Event 2 Truck Pull', 'Event 3 Squat Lift', 'Event 4 Carwalk', 'Event 5 Dumbbell Press', 'Event 6 Atlas Stones']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1 (34pts)', 'Derek Poundstone', 'United States', '1 (38.71s)', '1 (42.66s)', '2 (6 in 30.02s)', '1 (19.09s)', '1 (9 reps)', '2 (4 stones in 25.1s)']
SQL:

assistant: SELECT COUNT("Event 4 Carwalk") FROM "Table" WHERE "Nationality" = 'Ukraine';