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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Ra8 win in 5 half-moves
4 Kc3 draw
5 Re5 draw
6 Kb1 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Nd7 loss in 2 half-moves
13 Ne6 loss in 2 half-moves
14 Ng6 loss in 2 half-moves
15 Nh7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Kb2 loss in 1 half-moves