Thousands can be constituted-of-or-filled-with (hill tribe members).Logical formLearned from8 sentences. A shooting can be from a hill.Logical formLearned from8 sentences. A hill can be constituted-of-or-filled-with garbage.Logical formLearned from8 sentences. A hike can be through hills.Logical formLearned from8 sentences. A course may have hills.Logical formLearned from8 sentences. Gunmen may unleash some bursts of fire from hills.Logical formLearned from8 sentences. An (army move) may retake a hill.Logical formLearned from8 sentences. Hills may overlook a center of a city.Logical formLearned from8 sentences. A hill can be in the north.Logical formLearned from8 sentences. Position can be across a hill.Logical formLearned from8 sentences. A female may walk_up a hill.Logical formLearned from8 sentences. A grassy hill can be in a world-city.Logical formLearned from8 sentences. A (government complex) may be perched on a grassy hill.Logical formLearned from8 sentences. A person may need hills.Logical formLearned from8 sentences. Hills may undulate.Logical formLearned from8 sentences.