This workout rewards patience. You want to run your fastest paces at the end.
Warmup (Strides, Drills)
3-5 X 1000 Metres (400 Metres Rest Between). Goal is to increase paces across each of the KM. Example First one at Tempo, then 10KM, then 5KM Paces
4-8 X 200 Metres @ >5KM Race Pace (200 Metres Rest Between)