chased clear leader, closed up by 5f out, led well over 3f out, pushed along 2f out, faced challenge 1f out, kept on, did enough

in rear, closer 5f out, tracked front pair over 3f out, pushed along and went 2nd well over 2f out, pressed leader 1f out, stayed on but held closing stages

towards rear, pushed along 3f out, soon dropped away

mid-division in 3rd, closed over 5f out, tracked leader well over 3f out, lost position well over 2f out, soon well beaten

led and went clear, reduced lead 5f out, headed well over 3f out, weakened tamely