https://www.chess.com/puzzles/battle/2E1Nmjqmp
https://www.chess.com/puzzles/battle/2YdgyvAqC
https://www.chess.com/puzzles/battle/8ugZz2kn
https://www.chess.com/puzzles/battle/3BAxVjRj4
https://www.chess.com/puzzles/battle/atvwVf74
https://www.chess.com/puzzles/battle/2bg4Bz7XC
how many points
https://www.chess.com/puzzles/battle/2E1Nmjqmp