A clock can be flip.Logical formLearned from23 sentences. A (bio clock) may pertain-to a person.Logical formLearned from23 sentences. A clock can be old-fashioned.Logical formLearned from23 sentences. A person may set clocks.Logical formLearned from23 sentences. A person may work against a clock.Logical formLearned from23 sentences. Some clocks can be with batteries.Logical formLearned from23 sentences. Clocks can be on a wall.Logical formLearned from23 sentences. (Countdown clocks) may begin.Logical formLearned from23 sentences. A clock can be regular.Logical formLearned from22 sentences. A us-state may run_out a clock.Logical formLearned from22 sentences. A (clock tower) can be astronomical.Logical formLearned from22 sentences. Some seconds may be left on a shot clock.Logical formLearned from22 sentences. A second hand can be on a clock.Logical formLearned from22 sentences. A male can be off a clock.Logical formLearned from22 sentences. An (alarm clock) may be set.Logical formLearned from22 sentences.