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 Rb8 win in 1 half-moves
3 Rh1 win in 1 half-moves
4 Re1 draw
5 Rf1 loss in 10 half-moves
6 Rg1 loss in 10 half-moves
7 Kb2 loss in 8 half-moves
8 Rc1 loss in 8 half-moves
9 Kb3 loss in 2 half-moves
10 Kc1 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kd1 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rb5 loss in 1 half-moves
20 Rb6 loss in 1 half-moves
21 Rb7 loss in 1 half-moves