A (race distance) can be a km.Logical formLearned from2 sentences. Some km of road may be damaged.Logical formLearned from2 sentences. An accident may occure some km.Logical formLearned from2 sentences. Some km can be constituted-of-or-filled-with maize.Logical formLearned from2 sentences. A pipeline may cover some km.Logical formLearned from2 sentences. A line may extend some km.Logical formLearned from2 sentences. Insurgents may attack a patrol of some soldiers some km.Logical formLearned from2 sentences. A target can be constituted-of-or-filled-with some km.Logical formLearned from2 sentences. Square km can be constituted-of-or-filled-with land.Logical formLearned from2 sentences. A world-city may have some km of (mass transit rail lines).Logical formLearned from2 sentences. Some km can be constituted-of-or-filled-with (mass transit lines).Logical formLearned from2 sentences. Some km of (mass transit lines) may begin operation.Logical formLearned from2 sentences. Some km can be constituted-of-or-filled-with (mass transit rail lines).Logical formLearned from2 sentences. A small town can be about some kms.Logical formLearned from2 sentences. A km may pertain-to lines.Logical formLearned from2 sentences.