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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb5 draw
3 Rb7 draw
4 Rb8 draw
5 Re1 draw
6 Ra1 loss in 8 half-moves
7 Kb3 loss in 4 half-moves
8 Kb4 loss in 4 half-moves
9 Rc1 loss in 4 half-moves
10 Kc3 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves