After last year’s success, the Challenges Track will be included again in the program of ESWC 2015! The purpose of challenges is to showcase the maturity of the state of the art on tasks common to Semantic Web community and adjacent academic communities, in a controlled setting of rigorous evaluation.

Five challenge calls are announced:

- Linked Open Data-enabled Recommender Systems (RecSys)

- Open Knowledge Extraction challenge (OKE)

- Sentiment Analysis challenge

- Semantic Publishing challenge

- Schema-agnostic Queries over Linked Data: SAQ-2015

Important Dates:

- March 3, 2015, 23:59 CET: check challenge website

- April 9, 2015, 23:59 CET: check challenge website

- Submission of challenge results: check specific challenge pages for details

- Proclamation of winners - During ESWC closing Ceremony

Challenges Coordinators:

Elena Cabrio (INRIA Sophia Antipolis, France)

Milan Stankovic (Université Paris-Sorbonne, STIH & Sépage, FR)