There are no fish in the canal.
Water lilies tangle the lines they cast to catch the fish that are not there.
He sees her walking (the dog barks at him).
He helps her pull the dog from the water lilies. The dog snaps at him, and she smiles.
She walks every day, and he smiles as she passes (thinks of water lilies).
The anglers curse their broken lines
He gives her water lilies (binds them in her hair).
They dredge the canal.
The girls are tangled together (water lilies in their hair).
There are fish in the canal.