Outcrops may pertain-to a formation.Logical formLearned from33 sentences. Rocks may pertain-to a formation.Logical formLearned from33 sentences. Ions may undergo a formation.Logical formLearned from33 sentences. A formation may pertain-to a council.Logical formLearned from33 sentences. A free-trade zone may undergo a formation.Logical formLearned from32 sentences. National-unity government may undergo a formation.Logical formLearned from32 sentences. A formation may pertain-to a league.Logical formLearned from32 sentences. Units may undergo a formation.Logical formLearned from32 sentences. A formation can be rocky.Logical formLearned from32 sentences. A formation can be physical.Logical formLearned from32 sentences. A formation can be worn.Logical formLearned from32 sentences. Materials may undergo a formation.Logical formLearned from32 sentences. Gametes may undergo a formation.Logical formLearned from32 sentences. Volunteers may undergo a formation.Logical formLearned from32 sentences. Formations can be red.Logical formLearned from32 sentences.