50.White to move

In the position above it seem an equal position for both side.The question is

a)From your point of view what is the best continuation for white to play?

Thanks again to name and Eugene for participate in solving problem 49 and yes correct eugene with accurate play Black can save the game with a draw. 1....Rxb2 2.Kxb2 Be5 3.f6+ Kf7 4.Rd1 Bxd4+ 5.Rxd4 Nd5 and other continuation 1...Rxb2 2.Kxb2 Be4+ 3.Ka1 (3.Kc1 Nd3+) Nc2+ 4.Ka2/Kb1 Nb4+ a draw by threefold repetition.

49.Black to move

In the position above it seem like Black is in difficult situation without a Queen.the question is

a)If possible What do you think the best continuation for Black to prevent from losing?


Thanks again to Eugene for solving problem 48 and yes 1.Bc7 is the only move that give white an advantage by material Rxc7 2.Qe5 Kf8 3.Qxc7 Bd6 4.Qd8+ Be8 5.Rh3 with accurate play there's nothing can stop white from winning.

48.White to move

In the position above it seem like white is in better position because it has two connected passed pawn.However Black also has a passed pawn and active pieces that pose a threat for white.The question is

a)From your point of view what is the best continuation for white to gain an advantage and lead into a winning position?

Thanks again to Eugene for solving problem 47 by 1.Rf6 Nxf6(....Rxf6 2.Ne7+) 2.Qxe6+ Kg7 3.Qxc8 Nxd5 4.Qxb7+ Qf7 white win in material and with accurate move lead to victory.