At low tide the sea recedes, living behind miniature marine ecosystems in each rockpool.
(the sea; recedes; L:At low tide) Context(the sea recedes,List([12, 27))):(the sea; recedes living; L:behind miniature marine ecosystems in each rockpool)
the sea recedes,List([12, 27))
the sea the sea
recedes recedes living
L:At low tide
L:behind miniature marine ecosystems in each rockpool