A gray dawn can be cold.Logical formLearned from13 sentences. A tracksuit can be gray.Logical formLearned from13 sentences. A (duct tape) can be gray.Logical formLearned from13 sentences. A sole can be gray.Logical formLearned from13 sentences. Some issues may offer gray areas.Logical formLearned from13 sentences. Gray areas can be for argument.Logical formLearned from13 sentences. A mock-up can be gray.Logical formLearned from13 sentences. Women can be gray.Logical formLearned from13 sentences. A (silk skirt) can be gray.Logical formLearned from13 sentences. Hair may go gray.Logical formLearned from13 sentences. A person may wear gray.Logical formLearned from13 sentences. A (metal door) can be gray.Logical formLearned from13 sentences. (Marble columns) can be gray.Logical formLearned from13 sentences. A raincoat can be gray.Logical formLearned from13 sentences. A nissan can be gray.Logical formLearned from13 sentences.