two trains are parked next to each other two trains are on the tracks next to each other two trains on a track next to each other two trains on a track next to each other two trains are on the tracks next to each other two trains are traveling down the tracks two trains are parked next to each other two trains are parked next to each other two trains are on the tracks next to each other two trains on a track next to each other two trains on a track next to each other two trains are parked next to each other two trains are parked next to each other two trains are parked next to each other two trains are on the tracks next to each other two trains are on the tracks next to each other two trains on a track next to each other two trains are on the tracks next to each other two trains are parked next to each other two trains on a track next to each other two trains are on the tracks next to each other two trains are parked next to each other two trains are parked next to each other two trains are traveling down the tracks two trains on a track next to each other two trains are parked next to each other two trains on a track next to each other two trains are on the tracks next to each other two trains are on the tracks next to each other two trains on a track next to each other
A couple of trains are traveling side by side.  Two trains sit next to a platform in an outdoor station A couple of trains are parked at a station Two trains stopped side by side waiting for passengers. Those trains are passing each other on the track.