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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rd3 win in 1 half-moves
3 Kaa7 draw
4 Kab7 draw
5 Kba7 draw
6 Kbb7 draw
7 Kc7 draw
8 Kc8 draw
9 Rd5 draw
10 Rd6 draw
11 Rd7 draw
12 Rd8 draw
13 Re1 draw
14 Rf1 draw
15 Rg1 draw
16 Rh1 draw
17 Ra1 loss in 1 half-moves
18 Rc1 loss in 1 half-moves
19 Rd2 loss in 1 half-moves
20 Rd4 loss in 1 half-moves