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 Rb8 win in 7 half-moves
5 Ka3 draw
6 Ka5 draw
7 Kab3 draw
8 Kab4 draw
9 Kb2 draw
10 Kb5 draw
11 Kc2 draw
12 Kc4 draw
13 Kcb3 draw
14 Kcb4 draw
15 Kd2 draw
16 Ra7 draw
17 Rc7 draw
18 Rd7 draw
19 Rh7 draw
20 Kd3 loss in 2 half-moves
21 Kd4 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 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves