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

EGTB: win in 4 half-moves

# move score
1 Re3 win in 3 half-moves
2 Ke4 draw
3 Kf4 draw
4 Kg4 draw
5 Ra3 draw
6 Rc4 draw
7 Kb5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Kb4 loss in 1 half-moves
22 Kc4 loss in 1 half-moves
23 Kd4 loss in 1 half-moves