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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Ka2 win in 5 half-moves
3 Kb2 win in 5 half-moves
4 K3b3 draw
5 K3b4 draw
6 K4b3 draw
7 K4b4 draw
8 Ka5 draw
9 Kb5 draw
10 Ra1 draw
11 Rc1 draw
12 Rd1 draw
13 Re2 draw
14 Re7 draw
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves