An instrument can be contractual.Logical formLearned from25 sentences. A system can be contractual.Logical formLearned from25 sentences. An interpretation can be contractual.Logical formLearned from24 sentences. A partner can be contractual.Logical formLearned from24 sentences. Approaches can be contractual.Logical formLearned from24 sentences. Undertakings can be contractual.Logical formLearned from24 sentences. Guidelines can be contractual.Logical formLearned from24 sentences. A model can be contractual.Logical formLearned from24 sentences. A remedy can be contractual.Logical formLearned from24 sentences. A privity can be contractual.Logical formLearned from24 sentences. An action can be contractual.Logical formLearned from23 sentences. An undertaking can be contractual.Logical formLearned from23 sentences. Principles can be contractual.Logical formLearned from23 sentences. Bonuses can be contractual.Logical formLearned from23 sentences. (Delivery obligations) can be contractual.Logical formLearned from23 sentences.