Riverbeds can be shallow.Logical formLearned from3 sentences. An earthquake may be considered shallow by standards.Logical formLearned from3 sentences. Depth of an earthquake can be shallow by standards.Logical formLearned from3 sentences. An ideology can be shallow.Logical formLearned from3 sentences. Dogs may dig_up a shallow grave.Logical formLearned from3 sentences. Focuses can be shallow.Logical formLearned from3 sentences. A decline can be shallow.Logical formLearned from3 sentences. A curb can be shallow.Logical formLearned from3 sentences. Bodies of some contractors may be found in a shallow grave.Logical formLearned from3 sentences. Problems can be shallow.Logical formLearned from3 sentences. A shallow grave can be in a desert.Logical formLearned from3 sentences. Shallow waters can be off a world-city.Logical formLearned from3 sentences. A crevasse can be shallow.Logical formLearned from3 sentences. Bodies of (bomb disposal experts) may be discovered in a shallow grave.Logical formLearned from3 sentences. A pull-back can be shallow.Logical formLearned from3 sentences.