A (spring summit) can be in a world-city.Logical formLearned from15 sentences. (Spring wage negotiations) can be annual.Logical formLearned from15 sentences. A (spring training) may pertain-to a year.Logical formLearned from15 sentences. A (spring football game) can be annual.Logical formLearned from14 sentences. An invitation can be to some (spring training).Logical formLearned from14 sentences. A contract may include an invitation to (spring training).Logical formLearned from14 sentences. A spring may undergo a flow.Logical formLearned from14 sentences. Track can be in a spring.Logical formLearned from14 sentences. Release can be in a spring.Logical formLearned from14 sentences. Spring can be short.Logical formLearned from14 sentences. A (spring break trip) can be annual.Logical formLearned from14 sentences. Seasons can be a spring.Logical formLearned from14 sentences. A spring may manifest stiffness.Logical formLearned from14 sentences. A (spring conference) may pertain-to persons.Logical formLearned from14 sentences. A (spring break destination) can be popular.Logical formLearned from14 sentences.