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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 K2a3 draw
4 K2b3 draw
5 K4a3 draw
6 K4b3 draw
7 Ka1 draw
8 Ka5 draw
9 Kb1 draw
10 Ra8 draw
11 Rb3 draw
12 Rb7 draw
13 Rc8 draw
14 Rg8 draw
15 Rh8 draw
16 Kb2 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Kb5 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves