Complex sentence: Gibson illustrated men so captivated by her looks that would they go along with her command to plant a young, leafless tree upside-down, roots in the air, simply because she wanted it that way.
Split into simpler sentences: Gibson illustrated men so captivated by her looks that would they would follow her, attempting fulfilling any desire, even if it was absurd. One memorable drawing shows dumbstruck men following a command to plant a young, leafless tree upside-down, roots in the air, simply because she wanted it that way.