A range can be blank.Logical formLearned from702 sentences. A face can be blank.Logical formLearned from696 sentences. A cheque can be blank.Logical formLearned from683 sentences. A face can be blank.Logical formLearned from654 sentences. A screen may go blank.Logical formLearned from523 sentences. A spot can be blank.Logical formLearned from491 sentences. Walls can be blank.Logical formLearned from433 sentences. Spots can be blank.Logical formLearned from431 sentences. Cards can be blank.Logical formLearned from402 sentences. A person can be blank.Logical formLearned from390 sentences. Looks can be blank.Logical formLearned from377 sentences. Forms can be blank.Logical formLearned from367 sentences. A form can be blank.Logical formLearned from358 sentences. Faces can be blank.Logical formLearned from352 sentences. A field can be blank.Logical formLearned from337 sentences.