Complex sentence: Rolex's decision to fight Rollei on every front stemmed from the close resemblance between the two names and fears that its sales would suffer as a consequa threat, the Geneva firm decided to confront.
Split into simpler sentences: Rolex's decision to fight Rollei on every front stemmed from the close resemblance between the two names and fears that its sales would suffer as a consequence. In the face of such a threat, the Geneva firm decided to confront.