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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 R4b7 draw
3 R8b7 draw
4 Rc8 draw
5 Rd4 draw
6 Re4 draw
7 Re8 draw
8 Rf4 draw
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd1 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 R4b6 loss in 2 half-moves
15 R8b6 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Rh8 loss in 2 half-moves
27 R4b5 loss in 1 half-moves
28 R8b5 loss in 1 half-moves