ENDGAME, PAWN, 1200-1400 elo, STUDY

Rook pawn - Averbakh
White to play and win. The key squares are g7 and g8 Elo Strength: 1200-1400
If Black to move then can achieve a draw:
1... Kc5 2. Kg4 Kd6 3. Kg5 Ke7 4. Kg6 Kf8 (intending 5... Kg8)5. Kh7 Kf7 draw
Solution: The solution will be published next week.