Part can be in (earthquake drills).Logical formLearned from7 sentences. An (air raid drill) can be nationwide.Logical formLearned from7 sentences. Drills may be scheduled.Logical formLearned from7 sentences. Details can be constituted-of-or-filled-with military drills.Logical formLearned from6 sentences. Response can be to a military drill.Logical formLearned from6 sentences. Drills may be scheduled.Logical formLearned from6 sentences. A country may launch a series of drills.Logical formLearned from6 sentences. Sources can be with a (drill headquarters).Logical formLearned from6 sentences. A drill may involve a scenario.Logical formLearned from6 sentences. A drill may start at some p.m..Logical formLearned from6 sentences. Part can be in an (earthquake drill).Logical formLearned from6 sentences. A phase may pertain-to drills.Logical formLearned from6 sentences. Drills can be meaningless.Logical formLearned from6 sentences. A size may pertain-to a (drill bit).Logical formLearned from6 sentences. A (drill team) can be armed.Logical formLearned from6 sentences.