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 Ka6 draw
3 Kb6 draw
4 Kc6 draw
5 Kc7 draw
6 Rc2 draw
7 Kc8 loss in 10 half-moves
8 Ra2 loss in 10 half-moves
9 Ka7 loss in 6 half-moves
10 Ka8 loss in 6 half-moves
11 Kb8 loss in 6 half-moves
12 Rb1 loss in 6 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rd2 loss in 1 half-moves
20 Re2 loss in 1 half-moves