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 Kc1 draw
5 Kd1 draw
6 Kd2 draw
7 Kd3 draw
8 Ra7 draw
9 Rb1 draw
10 Rb2 draw
11 Rb3 draw
12 Rb5 draw
13 Rb6 draw
14 Rc7 draw
15 Rd7 draw
16 Re7 draw
17 Rf7 draw
18 Rg7 draw
19 Rh7 draw
20 Kb3 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Rb8 loss in 2 half-moves