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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka2 draw
3 Kb2 draw
4 Kb3 draw
5 Kd7 draw
6 Kd8 draw
7 Kf7 draw
8 Kf8 draw
9 Ra1 draw
10 Rd1 draw
11 Re2 draw
12 Re3 draw
13 Re4 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Rf1 draw
18 Rg1 draw
19 Rh1 draw
20 Ke7 loss in 2 half-moves
21 Ka4 loss in 1 half-moves
22 Kb4 loss in 1 half-moves
23 Rc1 loss in 1 half-moves