Complex sentence: As in the original Nice model, during Neptune's outward migration some objects captured into resonance evolve onto higher inclination, lower eccentricity orbits, and are released onto stable orbits forming the hot disk.
Split into simpler sentences: As in the original Nice model, during Neptune's outward migration objects are captured in resonances with Neptune. Some remain in the resonances, others evolve onto higher inclination, lower eccentricity orbits, and are released onto stable orbits forming the hot disk.