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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rd4 draw
3 Re4 draw
4 Rf4 draw
5 Rg5 draw
6 Rg6 draw
7 Rg7 draw
8 Rg8 draw
9 K4a5 loss in 2 half-moves
10 K4b5 loss in 2 half-moves
11 K4c5 loss in 2 half-moves
12 K6a5 loss in 2 half-moves
13 K6b5 loss in 2 half-moves
14 K6c5 loss in 2 half-moves
15 Ka3 loss in 2 half-moves
16 Ka4 loss in 2 half-moves
17 Ka6 loss in 2 half-moves
18 Ka7 loss in 2 half-moves
19 Kb3 loss in 2 half-moves
20 Kb7 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kc4 loss in 2 half-moves
23 Kc6 loss in 2 half-moves
24 Kc7 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves
28 Rh4 loss in 2 half-moves