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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ra2 draw
8 Ra3 draw
9 Ra4 draw
10 Ra5 draw
11 Ra6 draw
12 Rd8 draw
13 Rg8 draw
14 Rh8 draw
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rba8 loss in 2 half-moves
21 Rbb1 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Ra7 loss in 1 half-moves
26 Raa8 loss in 1 half-moves
27 Rab1 loss in 1 half-moves