In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Q: Sometimes several swings are hung from one long metal or wooden frame .
A: 
On playgrounds , several swings are often suspended from the same metal or wooden frame , known as a swing set , allowing more than one child to play at a time .