cachedTestedRuleStatistics.clear();
ruleList = new TextRulerRuleList();
coveredExamples = new HashSet<TextRulerExample>();
sendStatusUpdateToDelegate("Creating examples...", TextRulerLearnerState.ML_RUNNING, false);
TextRulerTarget target = new TextRulerTarget(slotNames[0], this); // only
// single-slot-target
// for now
exampleDocuments.createExamplesForTarget(target);
TextRulerExampleDocument[] docs = exampleDocuments.getSortedDocumentsInCacheOptimizedOrder();