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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kc2 draw
5 Kd2 draw
6 Kd3 draw
7 Ra1 draw
8 Ra2 draw
9 Ra3 draw
10 Ra5 draw
11 Ra6 draw
12 Ra8 draw
13 Rb4 draw
14 Rd4 draw
15 Rf4 draw
16 Rg4 draw
17 Rh4 draw
18 Kb4 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rc4 loss in 2 half-moves