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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kd3 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb6 draw
12 Re4 draw
13 Rf4 draw
14 Rg4 draw
15 Rh4 draw
16 Kd1 loss in 4 half-moves
17 Kd2 loss in 4 half-moves
18 Ra4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rb7 loss in 1 half-moves
22 Rb8 loss in 1 half-moves