Complex sentence: In May 1932 one of her sisters, Elizabeth, was seriously ill in Kingsbridge Cottage Hospital and on 7 May Emma was visiting her when she heard screaming from the next ward.
Split into simpler sentences: In May 1932, one of her sisters, Elizabeth, was seriously ill in Kingsbridge Cottage Hospital. On 7 May, Emma was visiting her when she heard screaming from the next ward.