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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb4 win in 9 half-moves
3 Re1 draw
4 Rf1 draw
5 Rg1 draw
6 Rh1 draw
7 Ka5 loss in 2 half-moves
8 Ka6 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kbb5 loss in 2 half-moves
14 Kbc5 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kcb5 loss in 2 half-moves
19 Kcc5 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rc1 loss in 2 half-moves
27 Rd1 loss in 2 half-moves