A weekday may mark a milestone.Logical formLearned from13 sentences. A milestone can be in a journey.Logical formLearned from13 sentences. An elected-representative may achieve milestones.Logical formLearned from13 sentences. A milestone can be in a timeline of aviation.Logical formLearned from13 sentences. A milestone can be on a path to democracy.Logical formLearned from13 sentences. An opening may mark a milestone.Logical formLearned from13 sentences. A male may see as a milestone.Logical formLearned from13 sentences. A milestone can be in dealings.Logical formLearned from13 sentences. A milestone may pertain-to a development.Logical formLearned from13 sentences. A transaction may mark a milestone.Logical formLearned from13 sentences. Some milestone can be in a (peace process).Logical formLearned from13 sentences. A milestone can be proud.Logical formLearned from12 sentences. Some milestone can be on a (space journey).Logical formLearned from12 sentences. A lunar probe can be a milestone.Logical formLearned from12 sentences. A victory may mark a milestone.Logical formLearned from12 sentences.