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