sentences:  Matti Yrjänä Joensuu
  
  Matti Yrjänä Joensuu (31 October 1948, Helsinki, Finland – 4 December 2011, Valkeakoski, Finland) was a Finnish writer of crime fiction.He has been awarded the State's Literature Prize (1982), "Vuoden johtolanka" prize (1985, 1994, 2004), and he has been nominated for two Finlandias.