A detail that is not needed is called information.

What happened when the boy who survived an explosion aboard a steamboat returns to town

Write a line imitating the meter of the example (anapestic tetrameter.) and the beard/ on his chin/ was as white/ as the snow

Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.