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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kd8 draw
8 Kf8 draw
9 Rc4 draw
10 Rd4 draw
11 Re1 draw
12 Re2 draw
13 Re3 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Kd7 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Rb4 loss in 1 half-moves