led, blundered 3rd, headed after 4th, led 7th until fell 10th
chased leader until led after 4th, headed 7th, left 2nd 10th, led 12th, clear after 4 out, unchallenged
in touch, 3rd when blundered and unseated rider 6th
prominent, left in lead 10th, headed 12th, blundered 4 out, soon lost touch, tailed off when jumped very slowly last 2, finished tired