t: Learn how @WikimediaDE organized Europe's largest conference on Open Educational Resources #OER : https://blog.wikimedia.org/2014/12/01/wikimedia-deutschland-organised-europes-largest-conference-on-open-educational-resources/

t: For the promotion of free knowledge: @wmde holds Europe's largest Open Education Conference #OER 

t: Open Education Resources Conference is Europe's largest #OER event, sponsored by @wmde

https://blog.wikimedia.org/2014/12/01/wikimedia-deutschland-organised-europes-largest-conference-on-open-educational-resources/-- 

t: Recently, @wmde held Europe's largest Open Educational Resources Conference #OER

t: Welcome to Europe's largest Open Educational Resource Conference, brought to you by @wmde 

f/g: Wikimedia Deutschland held the largest Open Education Resource Conference in Europe, making accessibility to OER tools a critical talking point in the open source and free knowledge movements.  

f/g: Wikimedia Deutschland was able to hold the largest Open Education Resource Conference in Europe, but not without a little help! Learn how WMDE was able to make this important event happen and what significant impact it had on the Free knowledge movement.

 https://blog.wikimedia.org/2014/12/01/wikimedia-deutschland-organised-europes-largest-conference-on-open-educational-resources/