Leaks can be from a concussion of (depth charges).Logical formLearned from2 sentences. A (concussion rate) can be a percent.Logical formLearned from2 sentences. A (concussion rate) can be annual.Logical formLearned from2 sentences. A concussion can be underwater.Logical formLearned from2 sentences. A male may suffer from concussion of a brain.Logical formLearned from2 sentences. A concussion may shatter a pyramid.Logical formLearned from2 sentences. A child may suffer a concussion.Logical formLearned from2 sentences. Some children may suffer concussions.Logical formLearned from2 sentences. (Depth charges) may undergo a concussion.Logical formLearned from2 sentences. (Blast waves) may cause concussions.Logical formLearned from2 sentences. A concussion may hit a person.Logical formLearned from2 sentences. A concussion can be from a blast.Logical formLearned from2 sentences. A concussion can be from a shell.Logical formLearned from2 sentences. An author may conduct a study of concussion.Logical formLearned from2 sentences. Problems may be associated with concussions.Logical formLearned from2 sentences.