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 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke4 draw
6 Rc2 draw
7 Kf3 loss in 10 half-moves
8 Ra4 loss in 10 half-moves
9 Rc3 loss in 8 half-moves
10 Rc1 loss in 6 half-moves
11 Ke2 loss in 4 half-moves
12 Kf2 loss in 4 half-moves
13 Kf4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rc8 loss in 1 half-moves