Complex sentence: Using a canoe, the minors take Zach captive and sled to the lodge while pursued by the guards, and manage to elude Mr. Porter long enough to find Katherine asleep in the lobby, and place the doll in her arms.
Split into simpler sentences: Using a canoe, the minors take Zach captive and sled to the lodge while pursued by the guards. They find Katherine asleep in the lobby, and place the doll in her arms.