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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Rb4 draw
4 Rb5 draw
5 Rb7 draw
6 Rd3 draw
7 Rf3 draw
8 Rh3 draw
9 Kc6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves