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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Ra2 draw
10 Ra3 draw
11 Ra4 draw
12 Ra7 draw
13 Rb1 draw
14 Rba8 draw
15 Rc1 draw
16 Rc8 draw
17 Rd1 draw
18 Rd8 draw
19 Re8 draw
20 Rf8 draw
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Raa8 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh8 loss in 2 half-moves