TASK DEFINITION: Classify the relation of question with context to one of these categories: 1) award received, 2) based on, collection, 3) conflict, 4) constellation, 5) convicted of, 6) date of death, 7) director, 8) drafted by, 9) educated at, 10) medical condition, 11) military branch, 12) narrative location, 13) occupation, 14) original network, 15) parent company, 16) point in time, 17) production company, 18) residence, 19) series, 20) service entry, 21) sex or gender, 22) spouse, 23) standards body question.
PROBLEM: Context : Barbro Sachs-Osher (born 21 May 1940 in Stockholm) is the Swedish Consul General in Los Angeles and a well-known philanthropist, chairman of the Bernard Osher Foundation and of the Barbro Osher Pro Suecia Foundation. 
Question : What is Barbro Sachs-Osher's spouse's name?

SOLUTION: spouse

PROBLEM: Context : The Tiuna was created to compete with the American-made Humvee, which was first shown to the public on July 20, 2004. 
Question : What year did Tiuna come into use?

SOLUTION: service entry

PROBLEM: Context : The Suomi KP/-31 (Suomi-konepistooli or ``Submachine-gun Finland'') was a submachine gun (SMG) of Finnish design used during World War II. It was a descendant of the M-22 prototype and the KP/-26 production model, which was revealed to the public in 1925. 
Question : What was the year that Suomi KP/-31 entered service?

SOLUTION:
service entry