Complex sentence: The lateral gaze is controlled by the paramedian pontine reticular formation (PPRF), and the vertical gaze by the rostral interstitial nucleus of medial longitudinal fasciculus and the interstitial nucleus of Cajal.
Split into simpler sentences: The lateral gaze is controlled by the paramedian pontine reticular formation (PPRF). The vertical gaze is controlled by the rostral interstitial nucleus of medial longitudinal fasciculus and the interstitial nucleus of Cajal.