An event may manifest seriousness.Logical formLearned from77 sentences. A commitment may manifest seriousness.Logical formLearned from74 sentences. A seriousness may pertain-to subjects.Logical formLearned from74 sentences. A conduct may manifest seriousness.Logical formLearned from70 sentences. A challenge may manifest seriousness.Logical formLearned from65 sentences. A sense can be constituted-of-or-filled-with seriousness.Logical formLearned from64 sentences. Violations may manifest seriousness.Logical formLearned from64 sentences. Some levels can be constituted-of-or-filled-with seriousness.Logical formLearned from63 sentences. An accident may manifest seriousness.Logical formLearned from62 sentences. Global warming may manifest seriousness.Logical formLearned from61 sentences. Offenses may manifest seriousness.Logical formLearned from61 sentences. A deficiency may manifest seriousness.Logical formLearned from58 sentences. A seriousness can be perceived.Logical formLearned from58 sentences. Air can be constituted-of-or-filled-with seriousness.Logical formLearned from57 sentences. Work may manifest seriousness.Logical formLearned from55 sentences.