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 Ke2 win in 5 half-moves
3 Rb1 win in 5 half-moves
4 Kf2 win in 7 half-moves
5 Rb3 win in 7 half-moves
6 Ke3 win in 9 half-moves
7 Kb2 draw
8 Kb3 draw
9 Kb4 draw
10 Kc2 draw
11 Kd2 draw
12 Kd3 draw
13 Kg2 draw
14 Kg3 draw
15 Ra8 draw
16 Rc8 draw
17 Rh8 draw
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Re8 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg8 loss in 2 half-moves