A corner may pertain-to a maze.Logical formLearned from12 sentences. A corner may pertain-to an organization.Logical formLearned from12 sentences. Corners can be depressed.Logical formLearned from12 sentences. (Corner coordinates) may pertain-to a rectangle.Logical formLearned from12 sentences. A corner can be sinister.Logical formLearned from12 sentences. A corner can be hardscrabble.Logical formLearned from12 sentences. A corner can be constituted-of-or-filled-with rock.Logical formLearned from12 sentences. Corners may pertain-to a floor.Logical formLearned from12 sentences. A corner can be to the left.Logical formLearned from12 sentences. A corner may pertain-to an array.Logical formLearned from12 sentences. A corner may pertain-to a greenhouse.Logical formLearned from12 sentences. Corner may pertain-to a window.Logical formLearned from12 sentences. Persons can be from some corners of a country.Logical formLearned from12 sentences. A corner may pertain-to a headquarters.Logical formLearned from12 sentences. (Street corners) can be in a world-city.Logical formLearned from12 sentences.