[PAR] [TLE] Robert König [SEP] Robert Johann Maria König (11 April 1885, Linz – 9 July 1979, Munich) was an Austrian mathematician. [PAR] [TLE] Linz [SEP] Linz ( ; ] ; Czech: "Linec" ) is the third-largest city of Austria and capital of the state of Upper Austria (German: "Oberösterreich" ).  It is in the north centre of Austria, approximately 30 km south of the Czech border, on both sides of the River Danube.  The population of the city is , and that of the Greater Linz conurbation is about 271,000.
[PAR] [TLE] Robert König [ SEP ] Robert Johann Maria König ( 11 April 1885 , Linz – 9 July 1979 , Munich ) was an Austrian mathematician . [PAR] [TLE] Linz [ SEP ] Linz ( ; ] ; Czech : " Linec " ) is the third - largest city of Austria and capital of the state of Upper Austria ( German : " Oberösterreich " ) . It is in the north centre of Austria , approximately 30 km south of the Czech border , on both sides of the River Danube . The population of the city is , and that of the Greater Linz conurbation is about 271,000 .
Robert Johann Maria König was born in a city approximately 30 km south of what?
Robert Johann Maria König was born in a city approximately 30 km south of what ?
Czech border
Czech border