Complex sentence: The ball must hit in the player's own landing zone, anywhere in the neutral zone, and in the opponent's landing zone, but, so long as it hits each zone, the style of throw is entirely up to the player in question.
Split into simpler sentences: The ball must hit in the player's own landing zone, and anywhere in the neutral zone. So long as it hits each zone, the style of throw is entirely up to the player in question.