Data journalists work similarly to scientists: they formulate (research) hypotheses, analyze data and sometimes even collect data themselves. For this, open data ressources are crucial. They can can reveal unfamiliar correlations, lead to new questions and stories. Wikidata is the largest linked open data ressource on the internet. But what exactly is stored in it and how can journalists use it for their work? We will have a look at the way Wikidata works and how it can be used a.k.a. queried for stories and research.