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

EGTB: win in 4 half-moves

# move score
1 R5a4 win in 3 half-moves
2 Ra8 win in 3 half-moves
3 R5a2 win in 7 half-moves
4 R5a3 win in 7 half-moves
5 R1a2 draw
6 R1a3 draw
7 R1a4 draw
8 Rc1 draw
9 Rc5 draw
10 Rd1 draw
11 Re1 loss in 6 half-moves
12 Kc4 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Kc5 loss in 1 half-moves
26 Ke5 loss in 1 half-moves