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 Kb4 draw
3 Kb5 draw
4 Kc4 draw
5 Kd4 draw
6 Kd5 draw
7 Kd6 draw
8 Rb4 draw
9 Rc4 draw
10 Rd4 draw
11 Re1 draw
12 Re3 draw
13 Re5 draw
14 Re6 draw
15 Re7 draw
16 Re8 draw
17 Rf4 draw
18 Rg4 draw
19 Kb6 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rh4 loss in 2 half-moves