On 29 July, the Museum of Modern Art (MoMA) in in New York released metatdata about its entire collection of more than 125,000 works onto GitHub using Creative Commons Zero (CC0). The very next day, a "MoMA artwork id" property, P2014, was created on Wikidata, all the Wikidata items about MoMA objects had a value for that property, and the rest were in the Mix'n'Match tool ready for checking and import.
Which zoo has polar bears? Wikidata attempts to answer the question here. Work in progress.