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 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Ra2 draw
7 Rb1 draw
8 Rb5 draw
9 Rb6 draw
10 Rb8 draw
11 Rc2 draw
12 Rd2 draw
13 Re2 draw
14 Kb8 loss in 10 half-moves
15 Rb3 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rf2 loss in 1 half-moves