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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ka4 win in 5 half-moves
3 Ra3 win in 5 half-moves
4 K5a6 draw
5 K7a6 draw
6 Ka8 draw
7 Ra4 draw
8 Rf1 draw
9 Rg1 draw
10 Rh1 draw
11 K5b6 loss in 2 half-moves
12 K7b6 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kb8 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves