Challenge 09 - Budapest - Masterpost

Link to the powerpoint: https://docs.google.com/presentation/d/1FEm3SBUuMqZXNJ-x9DySrAERVhK9pNB7ojCg0RhoPi0/present#slide=id.p or https://docs.google.com/presentation/d/1FEm3SBUuMqZXNJ-x9DySrAERVhK9pNB7ojCg0RhoPi0/edit?usp=sharing (if the first link didn't work)
participation list:
http://avlscience.livejournal.com/46735.html?thread=437647#t437647
http://www.livejournal.com/poll/?id=2002088
http://www.livejournal.com/poll/?id=2002088
http://www.livejournal.com/poll/?id=2002088
(Please let me know if there is any error.)
