Instruct: Retrieve semantically similar text.
Query: One of the buses is marked "Linea Express" while the other is marked "Metropolitan Transit System". 
There are two marked buses
the blue double decker bus never runs on time
This is a picture of a bus.
There are at least two vehicles.
track is black
The train is not present.
People are using a method of transportation.
A train has passed this area recently.
The bus is old.
Running to catch the bus
There is a sign.
There is something wrong with the journey.
a taxi tries a new method of passenger transport
The bus is not being driven
the line is short
The lines are red
Two buses
A bus in traffic.
There is a tracker on the trail.
a ride for many
The bus tour is enjoyable
Some people await transportation.
Busses clog a busy intersection.
The train station has only one train
Two buses