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 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Rb1 draw
8 Rb2 draw
9 Rb3 draw
10 Rb6 draw
11 Rc5 draw
12 Kd1 loss in 6 half-moves
13 Kd2 loss in 6 half-moves
14 Kd3 loss in 6 half-moves
15 Rf5 loss in 4 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Ra5 loss in 1 half-moves