A group can be constituted-of-or-filled-with tumors.Logical formLearned from35 sentences. A tumor can be in a breast.Logical formLearned from35 sentences. A nature may pertain-to a tumor.Logical formLearned from35 sentences. (Brain tumors) can be cancerous.Logical formLearned from35 sentences. Tumors can be large.Logical formLearned from35 sentences. A tumor can be invasive.Logical formLearned from35 sentences. Tumors can be abdominal.Logical formLearned from35 sentences. A risk can be constituted-of-or-filled-with (brain tumors).Logical formLearned from35 sentences. A tumor may be located.Logical formLearned from34 sentences. Tumors can be spontaneous.Logical formLearned from34 sentences. Persons can be with (brain tumors).Logical formLearned from34 sentences. A tumor can be fast-growing.Logical formLearned from34 sentences. Tumors can be inoperable.Logical formLearned from34 sentences. Men can be with tumors.Logical formLearned from34 sentences. A tumor may disappear.Logical formLearned from34 sentences.