id	keyword
fbem-31310	tourism
fbem-31310	road
fbem-31310	xi'an
fbem-31310	belt
fbem-31310	cultural
fbem-31310	development
fbem-31310	industry
fbem-31310	economic
fbem-31310	silk
fbem-31310	night
fbem-31310	tourism industry
fbem-31310	china