(Dance routines) can be compulsory.Logical formLearned from3 sentences. Lay-offs can be compulsory.Logical formLearned from3 sentences. A global governance can be compulsory.Logical formLearned from3 sentences. Bills can be compulsory.Logical formLearned from3 sentences. (Bank reserve) can be compulsory.Logical formLearned from3 sentences. A yellow star can be compulsory.Logical formLearned from3 sentences. Standing can be in compulsory dance.Logical formLearned from3 sentences. (Voting rules) can be compulsory.Logical formLearned from3 sentences. A use of lines can be compulsory.Logical formLearned from3 sentences. A country may reinstate compulsory military service.Logical formLearned from3 sentences. (Superannuation savings) can be compulsory.Logical formLearned from3 sentences. Compulsory education can be for some students.Logical formLearned from3 sentences. Measures can be compulsory.Logical formLearned from3 sentences. A need can be for compulsory schooling.Logical formLearned from3 sentences. A housing can be compulsory.Logical formLearned from3 sentences.