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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rd5 win in 3 half-moves
3 Re5 win in 5 half-moves
4 R7a6 draw
5 Ra1 draw
6 Ra8 draw
7 R5a6 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rh5 loss in 2 half-moves
14 Nc5 loss in 1 half-moves
15 Nd6 loss in 1 half-moves
16 Nd8 loss in 1 half-moves
17 Rc5 loss in 1 half-moves