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

EGTB: win in 4 half-moves

# move score
1 Re2 win in 3 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kab3 draw
5 Kab4 draw
6 Kb2 draw
7 Kb5 draw
8 Kc2 draw
9 Kc4 draw
10 Kcb3 draw
11 Kcb4 draw
12 Kd2 draw
13 Kd3 draw
14 Kd4 draw
15 Ra7 draw
16 Rb7 draw
17 Rc7 draw
18 Rd7 draw
19 Re1 draw
20 Re3 draw
21 Re8 draw
22 Rf7 draw
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves