Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Art lover ( 80 points )	The true art lover will have no difficulty...
Complex case ( 150 points )	The last word.
Crime doesn't pay ( 80 points )	Don't be the accomplice to a theft...
Curious ( 80 points )	Find out how to observe things closely right from the start...
Dogged ( 80 points )	How does Jack feel when he handles the knife?
Make-up artist ( 10 points )	What does Jack the Ripper look like?
Pinpointing the killer ( 10 points )	In which district does Jack the Ripper live?
Relentless logic ( 10 points )	Elementary...
The crime weapon ( 10 points )	What weapon does Jack the Ripper use?
The killer's identity ( 10 points )	Who is Jack the Ripper?