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 Kc1 draw
3 Kc3 draw
4 Kd1 draw
5 Kd2 draw
6 Kd3 draw
7 Rb2 draw
8 Rd1 draw
9 Kb2 loss in 6 half-moves
10 Ra1 loss in 6 half-moves
11 Rc1 loss in 6 half-moves
12 Kb3 loss in 4 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves