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 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Kg3 draw
8 Kg4 draw
9 Kh3 draw
10 Ra4 draw
11 Rb2 draw
12 Rb3 draw
13 Rc4 draw
14 Rd4 draw
15 Re4 draw
16 Kg5 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves