A transcontinental railway may undergo construction.Logical formLearned from15 sentences. Construction may begin on a section.Logical formLearned from15 sentences. A (construction permit) may undergo an extension.Logical formLearned from15 sentences. A headquarters can be under construction.Logical formLearned from15 sentences. Construction may be abandoned.Logical formLearned from15 sentences. Lines can be under construction.Logical formLearned from15 sentences. Constructions can be odd.Logical formLearned from15 sentences. Architecture may undergo construction.Logical formLearned from15 sentences. Constructions can be man-made.Logical formLearned from15 sentences. Construction can be in the world.Logical formLearned from15 sentences. A yacht may undergo construction.Logical formLearned from15 sentences. Mechanisms may undergo construction.Logical formLearned from15 sentences. A date of construction can be unknown.Logical formLearned from15 sentences. A portion may undergo construction.Logical formLearned from15 sentences. Terminal may undergo construction.Logical formLearned from15 sentences.