(Security measures) may fail.Logical formLearned from8 sentences. A spacecraft may fail.Logical formLearned from8 sentences. (Signature verification) may fail.Logical formLearned from8 sentences. Some gabled roofs may fail.Logical formLearned from8 sentences. A draft may fail.Logical formLearned from8 sentences. Feminism may fail women.Logical formLearned from8 sentences. Compilation may fail.Logical formLearned from8 sentences. Motions may fail.Logical formLearned from8 sentences. The media may fail.Logical formLearned from8 sentences. Proposals may be failed.Logical formLearned from8 sentences. Consultation may fail.Logical formLearned from8 sentences. Partition may fail.Logical formLearned from8 sentences. Some children may fail.Logical formLearned from8 sentences. Some solutions may fail.Logical formLearned from8 sentences. Some requests may fail.Logical formLearned from8 sentences.