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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kc2 win in 3 half-moves
4 Kc3 win in 3 half-moves
5 Ra7 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Ka2 draw
8 Kc4 draw
9 Kd2 draw
10 Kd4 draw
11 Ke4 draw
12 Rc7 draw
13 Rd4 draw
14 Rd5 draw
15 Rd6 draw
16 Rd8 draw
17 Re7 draw
18 Rf7 draw
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves