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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 K4b5 win in 5 half-moves
3 Kb4 win in 5 half-moves
4 Rh7 win in 5 half-moves
5 K4c5 win in 9 half-moves
6 Ra7 win in 9 half-moves
7 K6b5 draw
8 K6c5 draw
9 Kb3 draw
10 Kb6 draw
11 Kb7 draw
12 Kc3 draw
13 Rc8 draw
14 K4d5 loss in 2 half-moves
15 K6d5 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves