two trains are traveling down the tracks next to each other two trains on the tracks next to each other two trains are traveling down the tracks next to each other two trains are on the tracks next to each other two trains on the tracks 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 two tracks at a train station two trains on the tracks next to each other two trains are on the tracks next to each other two trains are traveling down the tracks next to each other two trains on the tracks next to each other two trains are traveling down the tracks next to each other two trains are traveling down the tracks next to each other two trains are on the tracks next to each other two trains are traveling down the tracks next to each other two trains are on the tracks next to each other two trains on the tracks 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 the tracks next to each other two trains are traveling down the tracks next to each other two trains are traveling down the tracks next to each other two trains are traveling down the tracks next to each other two trains on two tracks at a train station two trains on two tracks at a train station two trains are on the tracks next to each other two trains on the tracks next to each other two trains are traveling down the tracks next to each other two trains on two tracks next to each other
two trains sitting on the tracks almost next to each other A train trolley is passing another train trolley.  a group of sub trains sitting on tracks outside a station a green train is sitting on the tracks Two trains that are sitting on train tracks.