Puzzle of the day 12-07-2021

Here an Interesting puzzle,

This puzzle is taken by one of my daily game, [Link- Serega007 vs. Atharv8849 | Analysis - Chess.com ] Even when I analyse the game, it shows that at this condition there is 12 points advantage, even by max level computer and analysers show same but when I solve this game against the max level computer, after a few moves it show that it is mate in 11 move and when I came back to starting position, it shows that it is mate in14 moves!

If you like the puzzle then please comment on it so that I could know your experience.