sentences:  Hemma
  
  Emma of Altdorf, also known as Hemma ( – 31 January 876), a member of the Elder House of Welf, was Queen consort of East Francia by marriage to King Louis the German, from 843 until her death.Her father was Welf I (d. 825), Count of Altorf in Alamannia; her mother was Hedwig (Heilwig; c. 775 – after 833), a daughter of the Saxon count Isambart.