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

EGTB: win in 4 half-moves

# move score
1 Rd3 win in 3 half-moves
2 Re3 win in 3 half-moves
3 Rb1 draw
4 Rb4 draw
5 Rb5 draw
6 Rb6 draw
7 Rc3 draw
8 Kc6 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rb8 loss in 2 half-moves