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

EGTB: win in 4 half-moves

# move score
1 K6b5 win in 3 half-moves
2 K6d5 win in 3 half-moves
3 Kb6 draw
4 Kb7 draw
5 Kc7 draw
6 Kd6 draw
7 Kd7 draw
8 Ra5 draw
9 Re5 draw
10 Rf5 draw
11 Rg5 draw
12 Rh5 draw
13 K4b5 loss in 2 half-moves
14 K4d5 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves