Complex sentence: As a child, Freesia witnessed her father's fight with Kita Ressai, during the fight, Freesia fell into the lake were her father and Ressai were fighting and was trapped inside a block of ice for 300 years until it melted.
Split into simpler sentences: As a child, Freesia witnessed her father's fight with Kita Ressai. During the fight, Freesia fell into the lake where her father and Ressai were fighting and was trapped inside a block of ice for 300 years until it melted.