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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Ka5 draw
3 Kb5 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb5 draw
8 Rd6 draw
9 Re6 draw
10 Rf6 draw
11 Rh6 draw
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kd1 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ke1 loss in 2 half-moves
21 Ke2 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rg6 loss in 2 half-moves