Picking up here, Black should be fine after the necessary39....Ne6!40.Rxa5Rb3when activity of the rook and the better structure compensates for
White's bishop and outside passer. Additionally, the lack of "safe" squares
for White's bishop makes this a much harder position to play during time
pressure.41.Bd2Rb242.Ke1Rb1+43.Kf2Rb244.Ke1Ra245.Bxg5Nd446.h4Nxf3+47.Kf1Kg748.Ra6Nh2+49.Kg1Ng450.a5f651.Bf4Kg652.Ra8Kf5Now, Black activates the king! White has to be careful about mating nets.53.Bc7!...Necessary for liberating the rook.53.Bd6!?Ke454.Re8+Kf355.Re1Rxa556.Rf1+Ke2⩱is still within the drawing margin, but riskier.53....Ke454.Rb8Ra455.Rb3f5and White flagged. Best was56.Rb1...56.Bd6Ra1+57.Kg2Ne3+58.Kf2and there is no danger, e.g. afterRa2+59.Kg3f4+60.Kh3f361.Rb4+!Kd362.Rb3+Ke263.Bc5!Nc464.Rc3Nd265.Re3+Kf166.a6although this is far from obvious to reach or even evaluate afterRxa667.Rd3⩲56.Bb6?Ra1+57.Kg2Ra2+58.Kg1f459.Rb1Kf360.Rb3+Ne3+−56.Kg2?Ne3+57.Kg1Ra1+58.Kh2Ra2+59.Kh3(59.Kg3f4+60.Kh3(60.Bxf4Nf1+(60...Nf5+also wins, but less instantly.61.Kh3Kxf4-+)61.Kh3Kxf4-+)Nd5transposes.)(59.Kg1Kf360.Bb6f4-+)Nd5!60.Bd6(60.Bd8Nf4+61.Kg3Rg2#is the big idea.)Rxa5⇆56....Ne357.Bb6!f458.Bxe3!fxe3is a draw only after59.Kg2!Ra2+60.Kg3!Kd360...Rxa561.Rb4+Kd362.Rb3+Kd263.Kf3!61.Kf3Rf2+62.Kg30-1 Black wins.0-1