#short_text¤Î´Ø¿ô̾¤Î£²¹Ô¸å¤¬brief¡£
brief = short_text[short_text.index(short_text.find{|i| i.index(ffname)}) + 2]
#´Ø¿ô¤´¤È¤Î¥Õ¥¡¥¤¥ë¤òºî¤ë¡£
#short_text¤Î´Ø¿ô̾¤Î£²¹Ô¸å¤¬brief¡£
brief = short_text[short_text.index(short_text.find{|i| i.index(ffname)}) + 2]
#´Ø¿ô¤´¤È¤Î¥Õ¥¡¥¤¥ë¤òºî¤ë¡£