We will stay in the city of Amsterdam but an other location
Please visit the website http://www.usc.uva.nl/gb/index.html
On walking distance of the new sport-center are two hotel located The Novotel and the Holiday-Inn.
For the Novotel please use this link http://www.accorhotels.com/nl/hotel-0515-novotel-amsterdam-city/location.shtml
For the Holiday-inn use this one http://www.ichotelsgroup.com/h/d/hi/1/en/hotel/amsnt