Complex sentence: Nate and Gina tend to despise each other with a passion, viewing each other's personalities and work ethics as terrible, however Francis and Teddy have mentioned that Nate and Gina have a love-hate relationship.
Split into simpler sentences: Nate and Gina tend to despise each other with a passion, viewing each other's personalities and work ethics as terrible. However, Francis and Teddy have mentioned that Nate and Gina have a love-hate relationship.