Workout of the day - Pyramid with five intervals - 5/10/15/10/5 mins. Two minutes easy between each work interval.

WU, 5 min - 1258m
1336 (1:52.2/500)
2642 (1:53.5/500)
3911 (1:55.0/500)
2551 (1:57.6/500)
1304 (1:55.0/500)
WD, 5 min - 1251m