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 Re3 draw
3 Rf3 draw
4 Rg3 draw
5 Ka6 loss in 2 half-moves
6 Kaa8 loss in 2 half-moves
7 Kab7 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kba8 loss in 2 half-moves
10 Kbb7 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves