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 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Ke1 draw
6 Ke2 draw
7 Ra7 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rc7 draw
14 Rd7 draw
15 Re7 draw
16 Rf7 draw
17 Rg7 draw
18 Rh7 draw
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Rb8 loss in 2 half-moves