Pawn Endgames Are Not Easy
In the above analysis I have mentioned a recent blitz game which taught me the importance of keeping fresh knowledge in your endgame play. By luck I won, but next time I may not be so fortunate.
The deceptively quiet, simplistic endgame revealed more and more intricacies as through the line where I demonstrate a pawn race on both sides only to end with Black with all to play!
I hope this analysis proves helpful to your improvement.