Complex sentence: Eugene de Ligne, 11th Prince de Ligne ("Eugène II, prince de Ligne") (10 August 1893-26 June 1960) was the eldest son of Ernest, 10th Prince de Ligne and Diane de Cossé-Brissac.
Split into simpler sentences: Eugene de Ligne, 11th Prince de Ligne ("Eugène II, prince de Ligne") was born on 10 August 1893. He was the eldest son of Ernest, 10th Prince de Ligne and Diane de Cossé-Brissac.