Complex sentence: Constance Beerbohm's brother was the renowned actor-manager Herbert Beerbohm Tree; another brother was the engineer, author and explorer Julius Beerbohm; a younger half-brother was the caricaturist and parodist Max Beerbohm.
Split into simpler sentences: Constance Beerbohm's brother was the renowned actor-manager Herbert Beerbohm Tree; another brother was the engineer, author and explorer Julius Beerbohm. A younger half-brother was the caricaturist and parodist Max Beerbohm.