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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kcd1 draw
7 Kcd2 draw
8 Ke2 draw
9 Ked1 draw
10 Ked2 draw
11 Kf1 draw
12 Ra1 draw
13 Ra2 draw
14 Ra8 draw
15 Rb7 draw
16 Rc7 draw
17 Rg7 draw
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves