tracked leader, led 4th, headed 6th, led again 7th, left clear 3 out easily
tracked leader, blundered 2nd, led 6th, headed 7th, in 2nd and held when quickly pulled up before 3 out
always behind, lost place approaching 7th, tailed off and pulled up before 2 out
led, headed 4th, led again 6th, headed 7th, weakened after 4 out, left remote 2nd 3 out