Running 30:00 [4] 4.0 km (7:30 / km)
ahr:174 max:196
5x200m at 5km pace with 200m jog in between
100m walk
5x200m at 3km pace with 200m jog in between
100m walk
3x200m at 1500m pace with 200m jog in between(last one was 35 seconds)
2x200m as fast as can with 200m jog in between(last 2 were 28 and 29 seconds)
Probably went a bit easy on the first ones.