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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kc2 draw
5 Kc4 draw
6 Kd3 draw
7 Kd4 draw
8 Rb3 draw
9 Rc4 draw
10 Rd4 draw
11 Kd2 loss in 6 half-moves
12 Ra4 loss in 4 half-moves
13 Re4 loss in 4 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rf4 loss in 1 half-moves
20 Rg4 loss in 1 half-moves
21 Rh4 loss in 1 half-moves