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

EGTB: win in 4 half-moves

# move score
1 K5b5 win in 3 half-moves
2 Rd4 win in 3 half-moves
3 K4b5 draw
4 K4d4 draw
5 K5d4 draw
6 K5d5 draw
7 Kb6 draw
8 Kc6 draw
9 Kd6 draw
10 Re4 draw
11 Rf5 draw
12 Rg4 draw
13 Rh4 draw
14 K4b4 loss in 2 half-moves
15 K4d5 loss in 2 half-moves
16 K5b4 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves