Complex sentence: Yamamoto gives her a mere look in the eyes and she loses her ability to move, and struggles to breath, she is then berated by Yamamoto stating he doesn't have time to teach babies to breathe in the face of such powerful spirit energy.
Split into simpler sentences: Yamamoto gives her a mere look in the eyes and she loses her ability to move, and struggles to breath. She is then incapacitated and is berated by Yamamoto stating he doesn't have time to teach babies to breathe in the face of such powerful spirit energy.