A (bus service) may start.Logical formLearned from18 sentences. Some men may board a bus.Logical formLearned from18 sentences. A bus may carry members of a military-or-other-action-organization.Logical formLearned from18 sentences. A bus may slam into a truck.Logical formLearned from18 sentences. A bomb may go_off in a bus.Logical formLearned from18 sentences. Buses may blow_up.Logical formLearned from18 sentences. A bus may collide head-on with a truck.Logical formLearned from18 sentences. A (bus ambush) can be deadly.Logical formLearned from18 sentences. A bus may run_off a highway.Logical formLearned from18 sentences. A car may crash into a (bus stop).Logical formLearned from18 sentences. (Bus bombings) may pertain-to a weekday.Logical formLearned from18 sentences. A bus can be crumpled.Logical formLearned from18 sentences. A bus may be packed with passengers.Logical formLearned from18 sentences. A bus may have a tire.Logical formLearned from17 sentences. A bus may run_off a road.Logical formLearned from17 sentences.