sentences:  Bartholomaeus Arnoldi
  
  Bartholomaeus Arnoldi, OSA (usually called Usingen; ; 1465, Usingen – 9 September 1532, Erfurt) was an Augustinian friar and doctor of divinity who taught Martin Luther and later turned into his earliest and one of his personally closest opponents.Usually called Usingen, after his birthplace, he received his master's degree in 1491 and was promoted to the doctorate of divinity in 1514.