When the train arrived ...
an old lady was having tea
When the train arrived ...
they were drinking tea/coffee
When the train arrived ...
a man was eating a hot dog
When the train arrived ...
the dog was drinking water
When the train arrived ...
they were eating
When the train arrived ...
a man was eating pizza
When the train arrived ...
a woman was sitting on the bench
When the train arrived ...
a police officer was chasing a criminal
When the train arrived ...
they were running
When the train arrived ...
two dogs were playing with a ball
When the train arrived ...
a man was eating a hot dog
When the train arrived ...
a criminal was running away
When the train arrived ...
a man was reading a newspaper
When the train arrived ...
a man was cleaning the window
When the train arrived ...
a woman was drinking tea