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 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Rb7 draw
6 Rb8 draw
7 Rc4 draw
8 Rd4 draw
9 Kd7 loss in 4 half-moves
10 Kd8 loss in 4 half-moves
11 Ra4 loss in 4 half-moves
12 Re4 loss in 4 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rf4 loss in 1 half-moves
18 Rg4 loss in 1 half-moves
19 Rh4 loss in 1 half-moves