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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Rb4 win in 5 half-moves
3 Kaa7 draw
4 Kab7 draw
5 Kba7 draw
6 Kbb7 draw
7 Kc8 draw
8 Rc1 draw
9 Rc2 draw
10 Rc3 draw
11 Rc5 draw
12 Rc7 draw
13 Rd4 draw
14 Rc6 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Kc7 loss in 1 half-moves