Closed-source App Wins Open Source Competition

This app won tens of thousands of dollars in the "Apps For Communities" contest sponsored by the FCC and the Knight Foundation:

http://appsforcommunities.challengepost.com/submissions/2732-homeless-scc-santa-clara-county

The rules say "Apps must be made available under an OSI Approved open source license".

http://appsforcommunities.challengepost.com/rules

But the source is not online, and I was told by CWR (the company that wrote it) that it's closed-source. Anyone want to help me shine a light on this?