book my train ticket to new york
reservar mi billete de tren a nueva york
book my <b>train<b> ticket to <a>new york<a>
reservar mi billete de <b>tren<b> a <a>nueva york<a>
o o b-transport_type o o b-place_name i-place_name
o o o o b-transport_type o b-place_name i-place_name