Which of the following describes stage 3 Limb ischemia as per Fontaine classification

Fontaine classification of limb ischaemia : Stage 1 : No clinical symptoms. Stage 2 : Intermittent claudication. 2a : Well - compensated  - Can walk > 200 metres. 2b : Poorly compensated - Walk only < 200 metres. Stage 3 : Rest pain. Stage 4 : Gangrene, ischaemic ulcer.