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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kb4 draw
3 Kc4 draw
4 Kd4 draw
5 Kd5 draw
6 Ra2 draw
7 Rb1 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rb8 draw
12 Rc2 draw
13 Rd2 draw
14 Re2 draw
15 Rf2 draw
16 Rg2 draw
17 Rh2 draw
18 Kb5 loss in 2 half-moves
19 Kb6 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Rb3 loss in 2 half-moves