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 Re4 win in 1 half-moves
3 Rb5 win in 3 half-moves
4 Rb6 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rb8 win in 5 half-moves
7 Rg4 draw
8 Rh4 draw
9 K4a5 loss in 2 half-moves
10 K4b5 loss in 2 half-moves
11 K6a5 loss in 2 half-moves
12 K6b5 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Ka7 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kb7 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves