Complex sentence: Gerard Kearns (born 4 October 1984) is an English actor best known for his role as Ian Gallagher in the Channel 4 television series "Shameless".
Split into simpler sentences: Gerard Kearns (born 4 October 1984) is an English actor. He is best known for his role as Ian Gallagher in the Channel 4 television series "Shameless".