Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Kd1 draw
8 Ke1 draw
9 Ra7 draw
10 Rb1 draw
11 Rb2 draw
12 Rf7 draw
13 Rg7 draw
14 Rh7 draw
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves
26 Rd7 loss in 2 half-moves
27 Re7 loss in 2 half-moves