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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb6 draw
3 Rb8 draw
4 Rb5 loss in 8 half-moves
5 Rb7 loss in 6 half-moves
6 Kb6 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rd4 loss in 1 half-moves
20 Re4 loss in 1 half-moves
21 Rf4 loss in 1 half-moves
22 Rg4 loss in 1 half-moves