A virologist may battle beasties.Logical formLearned from16 sentences. A person may battle a (brain tumor).Logical formLearned from16 sentences. A male may battle an (oil baron).Logical formLearned from16 sentences. A male may battle (throat cancer).Logical formLearned from16 sentences. Rebels may battle for autonomy.Logical formLearned from16 sentences. An army may battle fighters.Logical formLearned from16 sentences. A female may battle injuries.Logical formLearned from16 sentences. A country may battle a disease.Logical formLearned from16 sentences. (World leaders) may battle.Logical formLearned from16 sentences. Some firefighters may battle blazes.Logical formLearned from16 sentences. Some protesters may battle police.Logical formLearned from16 sentences. Demonstrators may battle police.Logical formLearned from16 sentences. Firefighters may battle a (brush fire).Logical formLearned from16 sentences. Rebels may battle forces.Logical formLearned from16 sentences. (Government forces) may battle.Logical formLearned from16 sentences.