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 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Kg3 draw
6 Kg4 draw
7 Kg5 draw
8 Kh3 draw
9 Kh5 draw
10 Rb1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb5 draw
14 Rb6 draw
15 Rb8 draw
16 Rc4 draw
17 Rd4 draw
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves