A headquarters may undergo a bombing.Logical formLearned from489 sentences. Some bombings can be in a world-city.Logical formLearned from483 sentences. A bombing may pertain-to a park.Logical formLearned from478 sentences. A bombing may undergo an investigation.Logical formLearned from478 sentences. A (suicide bombing) can be in a country.Logical formLearned from477 sentences. (Suicide bombings) can be islamic.Logical formLearned from468 sentences. Some (suicide bombings) may kill some persons.Logical formLearned from459 sentences. (Suicide bombings) may kill some persons.Logical formLearned from457 sentences. A flight may undergo a bombing.Logical formLearned from445 sentences. A (federal building) may undergo a bombing.Logical formLearned from438 sentences. A role can be in a bombing.Logical formLearned from435 sentences. A bombing can be botched.Logical formLearned from435 sentences. A bombing can be indiscriminate.Logical formLearned from435 sentences. A bombing may start.Logical formLearned from430 sentences. A bombing can be fatal.Logical formLearned from427 sentences.