Gunners may ring a city on hills.Logical formLearned from6 sentences. Farmland may be surrounded by hills.Logical formLearned from6 sentences. Soldiers may be gathered at a foot of a hill.Logical formLearned from6 sentences. Hundreds of settlers may camp_out on_top_of hills.Logical formLearned from6 sentences. A rapid-reaction force may be poised in hills.Logical formLearned from6 sentences. Hills can be southwest of a capital.Logical formLearned from6 sentences. A hill can be above a compound.Logical formLearned from6 sentences. A person may be took off a hill.Logical formLearned from6 sentences. A hill can be across a valley.Logical formLearned from6 sentences. A route can be over hills.Logical formLearned from6 sentences. A hill may seal a mastery of a road.Logical formLearned from6 sentences. Troops may control hills.Logical formLearned from6 sentences. (Runaway freight cars) may roll_down a hill.Logical formLearned from6 sentences. A fighting may begin around a hill.Logical formLearned from6 sentences. A fighting can be around hills.Logical formLearned from6 sentences.