Shifts may pertain-to a male.Logical formLearned from485 sentences. A shift can be in policy.Logical formLearned from479 sentences. A shift may end.Logical formLearned from473 sentences. A shift may occur.Logical formLearned from465 sentences. Shifts can be sudden.Logical formLearned from444 sentences. A shift may pertain-to a weekday.Logical formLearned from443 sentences. Emphasis may undergo a shift.Logical formLearned from426 sentences. A shift can be sharp.Logical formLearned from420 sentences. A shift can be in a policy.Logical formLearned from420 sentences. Shifts can be fundamental.Logical formLearned from419 sentences. A shift can be in attitude.Logical formLearned from418 sentences. A shift can be clear.Logical formLearned from418 sentences. A shift can be regular.Logical formLearned from399 sentences. A shift can be in a position.Logical formLearned from387 sentences. A shift can be in emphasis.Logical formLearned from386 sentences.