Travel can be by individuals.Logical formLearned from17 sentences. Sanctions may include (travel bans).Logical formLearned from17 sentences. Travel can be from a country.Logical formLearned from17 sentences. Travel can be by students.Logical formLearned from17 sentences. A country may impose a (travel ban).Logical formLearned from17 sentences. A (travel season) may pertain-to a country.Logical formLearned from17 sentences. A warning can be against travel to a country.Logical formLearned from17 sentences. Travel can be to a nation.Logical formLearned from17 sentences. A department may say in a (travel warning).Logical formLearned from17 sentences. (Travel operators) may pertain-to a country.Logical formLearned from17 sentences. A slowdown can be in travel.Logical formLearned from17 sentences. A (travel schedule) may pertain-to a political-leader.Logical formLearned from17 sentences. Barriers may block travel on a road.Logical formLearned from17 sentences. A security-council may impose an (air travel ban).Logical formLearned from17 sentences. A (travel ban) can be in effect.Logical formLearned from17 sentences.