A male may suffer from a concussion.Logical formLearned from16 sentences. A heart may undergo a concussion.Logical formLearned from16 sentences. A male may be sidelined with a concussion.Logical formLearned from16 sentences. Hospital can be with concussion.Logical formLearned from16 sentences. A blast may undergo a concussion.Logical formLearned from15 sentences. A male may leave a game with a concussion.Logical formLearned from15 sentences. Signs can be constituted-of-or-filled-with concussion.Logical formLearned from15 sentences. A concussion can be in some games.Logical formLearned from15 sentences. An injury can be a concussion.Logical formLearned from15 sentences. A concussion can be violent.Logical formLearned from14 sentences. A concussion can be scary.Logical formLearned from14 sentences. A male may suffer some concussion.Logical formLearned from14 sentences. A concussion can be against a us-state.Logical formLearned from14 sentences. A concussion can be during skiing.Logical formLearned from14 sentences. A concussion can be in a fall.Logical formLearned from14 sentences.