TakeLab at SemEval-2016 Task 6: Stance Classification in Tweets Using a Genetic Algorithm Based Ensemble. - Martin Tutek; Ivan Sekulic; Paula Gombar; Ivan Paljak; Filip Culinovic; Filip Boltuzic; Mladen Karan; Domagoj Alagic; Jan Snajder (SemEval@NAACL-HLT, 2016)