(1) in the first line:(a) 8, on a half-mile racing strip;
(b) 9, on a racing strip longer than half a mile but shorter than seven-eighths of a mile;
(c) 11, on a racing strip not less than seven-eighths of a mile long;
(2) in the second line:(a) 3, in a race where the distance to be covered is less than a mile and a half;
(b) in a race where the distance to be covered is a mile and a half and not more than 2 miles;i. 4, on a half-mile racing strip;
ii. 5, on a racing strip longer than half a mile;
(c) in a race where the distance to be covered is more than 2 miles, as many horses as the maximum number of horses that may start in the first line.