import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.net.URL;
import java.util.List;
<BUG>import java.util.Objects;
import java.util.Set;</BUG>
import java.util.stream.Collectors;
import org.semanticweb.owlapi.apibinding.OWLManager;
import org.semanticweb.owlapi.formats.TurtleDocumentFormat;

import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.net.URL;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import org.semanticweb.owlapi.apibinding.OWLManager;
import org.semanticweb.owlapi.formats.TurtleDocumentFormat;
