Lấy ra raw string từ các câu đã được pos tagged

Đầu vào: Câu đã được POS Tagging. Ví dụ

Upon_IN such_JJ reading_NN of_IN any_DT such_JJ certificate_NN or_CC paper_NN ,_, the_DT President_NNP of_IN the_DT Senate_NNP shall_MD call_VB for_IN objections_NNS ,_, if_IN any_DT ._.

Đầu ra: Câu chưa được POS Tagging

Upon such reading of any such certificate or paper , the President of the Senate shall call for objections , if any

Hàm ruby (Sử dụng hàm gsub)

def get_raw_text(str)
return str.gsub(/_(.+?)\s|_(.+?)/, ' ').strip


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