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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kg2 draw
3 Kg3 draw
4 Kh3 draw
5 Rb6 draw
6 Rb7 draw
7 Rf8 draw
8 Rg8 draw
9 Kg1 loss in 4 half-moves
10 Kh1 loss in 4 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Ra8 loss in 1 half-moves