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

EGTB: win in 4 half-moves

# move score
1 R8a6 win in 3 half-moves
2 Kd2 win in 7 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kc2 draw
6 Kd1 draw
7 R4a6 draw
8 Ra1 draw
9 Rb4 draw
10 Rb8 draw
11 Rc4 draw
12 Rc8 draw
13 Rd4 draw
14 Rd8 draw
15 Re4 draw
16 Re8 draw
17 Rf4 draw
18 Rf8 draw
19 R4a5 loss in 2 half-moves
20 R4a7 loss in 2 half-moves
21 R8a5 loss in 2 half-moves
22 R8a7 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh4 loss in 2 half-moves
28 Rh8 loss in 2 half-moves