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

EGTB: win in 4 half-moves

# move score
1 R5a6 win in 3 half-moves
2 Kb7 win in 5 half-moves
3 R7a6 win in 5 half-moves
4 Kb8 draw
5 Ra1 draw
6 Rb7 draw
7 Rd7 draw
8 Re5 draw
9 Re7 draw
10 Rf5 draw
11 Rf7 draw
12 Rh5 draw
13 Rh7 draw
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg7 loss in 2 half-moves