Complex sentence: Harold Loeffelmacher (March 14,1905--January 30,1987) was an American musician and bandleader best known for forming the polka band known as the Six Fat Dutchmen.
Split into simpler sentences: Harold Loeffelmacher (March 14,1905--January 30,1987) was an American musician and bandleader. Loeffelmacher is best known for forming the polka band known as the Six Fat Dutchmen.