Complex sentence: She died in 1449, the day after her twenty-fourth birthday and several days after giving birth to twin daughters, and was buried in the parish church "Exaltation of the Holy Cross" in Poděbrady.
Split into simpler sentences: She died in 1449, the day after her twenty-fourth birthday and several days after giving birth to twin daughters. She was buried in the parish church "Exaltation of the Holy Cross" in Poděbrady.