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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Ka5 draw
5 Ka8 draw
6 Kaa7 draw
7 Kab6 draw
8 Kb5 draw
9 Kb8 draw
10 Kba7 draw
11 Kbb6 draw
12 Kc6 draw
13 Kc7 draw
14 Kc8 draw
15 Ra3 draw
16 Rc3 draw
17 Rd3 draw
18 Re3 draw
19 Rf3 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves