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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kaa2 draw
3 Kaa4 draw
4 Kab2 draw
5 Kab4 draw
6 Kba2 draw
7 Kba4 draw
8 Kbb2 draw
9 Kbb4 draw
10 Kc2 draw
11 Kc3 draw
12 Kc4 draw
13 Ra4 draw
14 Rb4 draw
15 Rc4 draw
16 Rd5 draw
17 Rd6 draw
18 Rd7 draw
19 Rd8 draw
20 Re4 draw
21 Rd1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves