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

EGTB: win in 4 half-moves

# move score
1 R1a5 win in 3 half-moves
2 Kb1 draw
3 Kc1 draw
4 R1a2 draw
5 R1a4 draw
6 Rd6 draw
7 Rf6 draw
8 Rg1 draw
9 Rh1 draw
10 Ka2 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 R1a3 loss in 2 half-moves
16 R6a2 loss in 2 half-moves
17 R6a3 loss in 2 half-moves
18 R6a4 loss in 2 half-moves
19 R6a5 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rd1 loss in 2 half-moves
27 Re1 loss in 2 half-moves
28 Re6 loss in 2 half-moves
29 Rf1 loss in 2 half-moves
30 Rg6 loss in 2 half-moves
31 Rh6 loss in 2 half-moves