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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 K4a5 draw
4 K6a5 draw
5 Ka3 draw
6 Ka7 draw
7 Kb6 draw
8 Kb7 draw
9 Ra1 draw
10 Rb5 draw
11 Rb8 draw
12 Rh1 draw
13 K4b5 loss in 2 half-moves
14 K6b5 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves