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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb1 win in 7 half-moves
3 Rb3 win in 7 half-moves
4 Rb4 win in 7 half-moves
5 K3b3 draw
6 K3b4 draw
7 K3d3 draw
8 K4b3 draw
9 K4b4 draw
10 K4d3 draw
11 Kb2 draw
12 Kb5 draw
13 Kc2 draw
14 Kc5 draw
15 Kd2 draw
16 Ra8 draw
17 Rc8 draw
18 Rd8 draw
19 Rh8 draw
20 K3d4 loss in 2 half-moves
21 K4d4 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf8 loss in 2 half-moves
28 Rg8 loss in 2 half-moves