A gap can be between teachers.Logical formLearned from16 sentences. A gap can be in (casting history).Logical formLearned from16 sentences. An (achievement gap) can be wide.Logical formLearned from16 sentences. A gap can be between (technology haves).Logical formLearned from16 sentences. Countries may close a gap.Logical formLearned from16 sentences. A gap can be between haves.Logical formLearned from16 sentences. A gap can be in a back.Logical formLearned from16 sentences. A gap can be in pay.Logical formLearned from16 sentences. A gap can be in positions.Logical formLearned from16 sentences. Gaps can be significant.Logical formLearned from16 sentences. Persons may narrow gaps.Logical formLearned from16 sentences. Gaps can be in income.Logical formLearned from16 sentences. A (yield gap) can be unchanged.Logical formLearned from16 sentences. A gap can be between some teams.Logical formLearned from16 sentences. A gap can be between management.Logical formLearned from16 sentences.