Complex sentence: After the state dropped charges against Genie's mother she began visiting Genie at the hospital twice a week, and Genie got better at forming relationships with hospital staff she grew more comfortable with her mother, and her mother also got better at interacting with her.
Split into simpler sentences: After the state dropped charges against Genie's mother she began visiting Genie at the hospital twice a week, and Genie got better at forming relationships with hospital staff. She grew more comfortable with her mother, and her mother also got better at interacting with her.