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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kg5 draw
6 Kh5 draw
7 Ra4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rc4 draw
12 Rd4 draw
13 Re4 draw
14 Rf4 draw
15 Kg3 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kh3 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves