A flank may pertain-to an eastern front.Logical formLearned from3 sentences. A flank may pertain-to entrenchments.Logical formLearned from3 sentences. A flank may pertain-to a german army.Logical formLearned from3 sentences. A flank can be in air.Logical formLearned from3 sentences. Trees can be on flanks.Logical formLearned from3 sentences. Some attack can be on a flank.Logical formLearned from3 sentences. An infantry may emerge behind a flank.Logical formLearned from3 sentences. An assault can be on a (left flank).Logical formLearned from3 sentences. Flanks can be green.Logical formLearned from3 sentences. Parts may pertain-to flanks.Logical formLearned from3 sentences. Pressure can be on flanks.Logical formLearned from3 sentences. Protection can be for flanks.Logical formLearned from3 sentences. A flank may pertain-to allies.Logical formLearned from3 sentences. A (right flank) may undergo a collapse.Logical formLearned from3 sentences. Flanks may pertain-to an assault.Logical formLearned from3 sentences.