36. 27-22 18x27 37. 34-29 23x34 38. 30x39

Instead of the game blunder, white could have done this temporary sacrifice with chances! 

36. 27-22 18x27 37. 34-29 23x34 38. 30x39 27-31 39. 37x26 10-15 40. 48-43 17-22 41. 26x17 22x11 42. 32-27

A sacrifice we all know of course from the famous game Ricou-Garoute (43. 27-22):
 https://toernooibase.kndb.nl/opvraag/applet.php?kl=67&Id=4662&r=3&jr=0&wed=834147&view=