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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Rb1 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 draw
5 Kb2 loss in 2 half-moves
6 Kcc2 loss in 2 half-moves
7 Kcd2 loss in 2 half-moves
8 Kdc2 loss in 2 half-moves
9 Kdd2 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Kb4 loss in 1 half-moves
17 Kcc4 loss in 1 half-moves
18 Kcd4 loss in 1 half-moves
19 Kdc4 loss in 1 half-moves
20 Kdd4 loss in 1 half-moves
21 Rb4 loss in 1 half-moves