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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Rb2 draw
5 Kb3 loss in 2 half-moves
6 Kcc2 loss in 2 half-moves
7 Kcc4 loss in 2 half-moves
8 Kcd2 loss in 2 half-moves
9 Kcd4 loss in 2 half-moves
10 Kdc2 loss in 2 half-moves
11 Kdc4 loss in 2 half-moves
12 Kdd2 loss in 2 half-moves
13 Kdd4 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rh4 loss in 2 half-moves
27 Kb2 loss in 1 half-moves