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

EGTB: win in 4 half-moves

# move score
1 Kab5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rd7 win in 3 half-moves
5 Kb3 win in 5 half-moves
6 Kc3 win in 5 half-moves
7 Kb4 win in 7 half-moves
8 Kc5 win in 7 half-moves
9 Kcb5 win in 7 half-moves
10 Rc7 win in 7 half-moves
11 Re7 win in 7 half-moves
12 Kb7 win in 9 half-moves
13 Ka5 draw
14 Kd3 draw
15 Kd4 draw
16 Kd5 draw
17 Ra8 draw
18 Rf7 draw
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves