Complex sentence: Members of the fanbase of the original "Scooby Doo" speculated that Daphne and Fred Jones had a romantic attraction to one another; they love each other, usually Fred shows interest in Daphne.
Split into simpler sentences: Members of the fanbase of the original "Scooby Doo" speculated that Daphne and Fred Jones had a romantic attraction to one another. They love each other, usually Fred shows interest in Daphne.