Complex sentence: Courts in England could not initially decide whether Hosny had committed suicide or had been killed by her care-taker, but in 2002, they ruled that the cause of Hosny's death had been a suicide, although substantial evidence suggested she had been murdered.
Split into simpler sentences: Courts in England could not decide whether Hosny had committed suicide or had been killed by her care-taker. In 2002, however, British courts decided that the cause of Hosny's death had been a suicide, although substantial evidence suggested she had been murdered.