For example, an apple needs an apple blossom for its existence, and the blossom needs a branch, and the branch a tree, and so on, to the seed of the tree which needs earth, air and moisture to germinate and grow.
(an apple; needs; an apple blossom for its existence) (the blossom; needs; a branch, and the branch a tree, and so on, to the seed of the tree) (the tree; needs; earth, air and moisture; to germinate and grow)
an apple the blossom the tree
needs needs needs
an apple blossom for its existence
a branch, and the branch a tree, and so on, to the seed of the tree
earth, air and moisture to germinate and grow