A (paper money) can be worthless.Logical formLearned from5 sentences. A lawyer can be worthless.Logical formLearned from5 sentences. Protection can be worthless.Logical formLearned from5 sentences. An one can be worthless.Logical formLearned from5 sentences. A contract can be worthless.Logical formLearned from5 sentences. A book can be worthless.Logical formLearned from5 sentences. A (peace deal) can be worthless.Logical formLearned from5 sentences. Rioters can be worthless.Logical formLearned from5 sentences. Reports can be worthless.Logical formLearned from5 sentences. Sanctions can be worthless.Logical formLearned from5 sentences. A case can be worthless.Logical formLearned from5 sentences. Votes can be worthless.Logical formLearned from5 sentences. A territory can be worthless.Logical formLearned from5 sentences. A policy can be worthless.Logical formLearned from5 sentences. Devices can be worthless.Logical formLearned from5 sentences.