A (parcel bomb) may explode at (driving licence authority offices).Logical formLearned from4 sentences. Parcels can be constituted-of-or-filled-with (instant noodles).Logical formLearned from4 sentences. A parcel may be left in a public toilet.Logical formLearned from4 sentences. A parcel may be placed.Logical formLearned from4 sentences. A (parcel bomb) may be left.Logical formLearned from4 sentences. Parcels may arrive.Logical formLearned from4 sentences. A parcel may go_off.Logical formLearned from4 sentences. Police may examine a parcel.Logical formLearned from4 sentences. Some (parcel bombs) may be intercepted at a postal office.Logical formLearned from4 sentences. Some (parcel bombs) may be addrest to journalists.Logical formLearned from4 sentences. Parcels may undergo a mailing.Logical formLearned from4 sentences. Involvement can be in a mailing of some parcels.Logical formLearned from4 sentences. A parcel may be sent to a home.Logical formLearned from4 sentences. A total of some (parcel bombs) may be mailed to (security officials).Logical formLearned from4 sentences. Some policemen may inspect a parcel.Logical formLearned from4 sentences.