An (imploding tube) may undergo a concussion.Logical formLearned from2 sentences. A concussion may knock_out a male.Logical formLearned from2 sentences. A concussion can be from a (car accident).Logical formLearned from2 sentences. A female may suffer from a concussion.Logical formLearned from2 sentences. Concussion may be considered.Logical formLearned from2 sentences. An athlete may sustain a concussion.Logical formLearned from2 sentences. Concussions may be bring_oned by blows to a head.Logical formLearned from2 sentences. A concussion can be in a season.Logical formLearned from2 sentences. An incidence can be constituted-of-or-filled-with concussion.Logical formLearned from2 sentences. Concussions can be common in soccer.Logical formLearned from2 sentences. A relationship can be between mild cognitive impairment of concussions.Logical formLearned from2 sentences. Players may sustain a concussion.Logical formLearned from2 sentences. Questions can be about concussions.Logical formLearned from2 sentences. (College football players) may suffer a concussion.Logical formLearned from2 sentences. Concussions may be reported.Logical formLearned from2 sentences.