A rectangle can be empty.Logical formLearned from40 sentences. Corners may pertain-to a rectangle.Logical formLearned from38 sentences. Edges may pertain-to a rectangle.Logical formLearned from37 sentences. A rectangle can be dark.Logical formLearned from36 sentences. A length may pertain-to a rectangle.Logical formLearned from35 sentences. A top may pertain-to a rectangle.Logical formLearned from34 sentences. A (rectangle tool) can be rounded.Logical formLearned from34 sentences. Rectangles can be green.Logical formLearned from33 sentences. A set can be constituted-of-or-filled-with rectangles.Logical formLearned from33 sentences. Rectangles can be yellow.Logical formLearned from33 sentences. Dimensions may pertain-to a rectangle.Logical formLearned from33 sentences. Rectangles can be gray.Logical formLearned from33 sentences. A rectangle can be irregular.Logical formLearned from29 sentences. Rectangles can be simple.Logical formLearned from29 sentences. A rectangle can be scalloped.Logical formLearned from29 sentences.