best battle
https://www.chess.com/puzzles/battle/cvKxtxHt
best rush survival
https://www.chess.com/puzzles/rush/trident777/2E7QXG
best battle
https://www.chess.com/puzzles/battle/cvKxtxHt
best rush survival
https://www.chess.com/puzzles/rush/trident777/2E7QXG