Online it says 1 king bed & 2 bunk beds - the representative said it has 2 sets of bunk beds (to fit 4) but the pictures only show 1 bunk bed (top & bottom). If I try to book 5 (2 adults & 3 kids) it allows me but if I try to book 6 (2 adults & 4 kids) it doesn't allow me. I'm confused