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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rd6 win in 3 half-moves
4 Ka1 draw
5 Ka2 draw
6 Ka3 draw
7 Ka4 draw
8 Kb1 draw
9 Kb3 draw
10 Kb4 draw
11 Kb5 draw
12 Kc1 draw
13 Kc2 draw
14 Kc3 draw
15 Ra7 draw
16 Rb7 draw
17 Rc7 draw
18 Rd1 draw
19 Rd5 draw
20 Rd8 draw
21 Rh7 draw
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves