A (graduation program) may list a (commencement speaker).Logical formLearned from1 sentences. A us-state may use commencement.Logical formLearned from1 sentences. (Commencement address) may use an occasion.Logical formLearned from1 sentences. Some periods may allow commencement of (construction activities).Logical formLearned from1 sentences. An (ecclesiastical year) may undergo a commencement.Logical formLearned from1 sentences. Commencements can be decorous.Logical formLearned from1 sentences. A (commencement ceremony) may be marred by demonstrations.Logical formLearned from1 sentences.