Question:  Alf Aage Olsen played as a forward for a sports club founded on what date?

Context paragraphs:
Al-Wehdat SC: Al-Wehdat Sports Club (Arabic: نادي الوحدات الرياضي‎ ‎ ) is a Jordanian sports club founded in 1956.  The club is based in and represents the Amman New Camp, a Palestinian refugee camp which is also known as Al-Wehdat.  Al-Wehdat's home games are played at King Abdullah II stadium (cap.  13,000), also known as the Stade fire and victory.  There are several other sports offered in the club, such as volleyball, basketball, and table tennis.

Kobe Regatta &amp; Athletic Club: The Kobe Regatta & Athletic Club, was founded on September 23, 1870 by Alexander Cameron Sim, and is usually credited with being Japan's oldest sports club.  Certainly it is the oldest club founded and still running under its original name.  In 2015 the Club celebrates its 145th Anniversary with an Interport in September, at its home - Isogami Koen, in Kobe, against perrenial opponents YC&AC (see below).  The Club moved to a newly manufactured building at the end of 1870 and held its first-ever regatta on December 24, of that same year.  The Club and its members have been variously credited with introducing many sports to Japan, including Association Football, Field Hockey, Cricket, Rugby, the Crawl (swimming) and Ten-Pin bowling!  The first official football match in Japan is widely believed to have been held on February 18, 1888 between the KR&AC and its Yokohama counterpart, the Yokohama Country & Athletic Club.

F.C. Barreirense: Futebol Clube Barreirense is a Portuguese sports club founded on 11 April 1911.  The main sports are football and basketball.  In both sports, the club has represented Portugal in European competitions.  In basketball, the club won 2 national championships and 6 Portuguese Cups.  The club also offers chess, gymnastics and kick-boxing.

Aalto University Sports Club: Aalto University Sports Club, AaltoUS, (Finnish "Aalto-yliopiston urheiluseura"), formerly known as "Polyteknikkojen urheiluseura" (‘Polytechnics Sports Club’) or PUS, is a Finnish sports club founded in Helsinki in 1903.

List of Sparta Warriors seasons: The Sparta Warriors are a Norwegian ice hockey club based in Sarpsborg.  They are members of the highest Norwegian ice hockey league, Eliteserien (known as GET-ligaen for sponsorship reasons).  The Warriors are the ice hockey department of IL Sparta, a sports club founded in 1928.  Ice hockey was first included as an activity in 1959, and is now one of two sports practised by the club, the other being football.  The club competed as IL Sparta until 1986, at which point a near-bankruptcy highlighted the need to separate the various departments into financially independent units.  They were then known as Sparta Hockey until 1995, when the club actually did go bankrupt and were reformed as IHK Sparta Sarpsborg.  The turn of the millennium saw the introduction of the "Bears" nickname, which was used until the current "Warriors" came into use ahead of the 2004–05 season.  As of 2010, the Warriors have completed thirty-five seasons in the Eliteserien, winning over 570 regular season games and three league titles.

Kjøbenhavns Boldklub: Kjøbenhavns Boldklub or KB is a Danish sports club based in Copenhagen.  The club was founded 26 April 1876 on the grassy fields in outer Copenhagen which later became Fælledparken.  Football and cricket has been played in KB since 1879, making KB one of the oldest football clubs on Continental Europe and the oldest general sports club on the continent (with more than just one sport).  Tennis has been played since 1883.  The club hosted, in 1921, one of the early tennis majors: the World Covered Court Championships, won by William Laurentz that year.  Today, along with the sports already mentioned, the club also has facilities for badminton, swimming and pétanque.

Alf Olsen: Alf Aage Olsen (September 3, 1893 – August 18, 1976) was a Danish amateur football (soccer) player, who played 19 games and scored eight goal for the Denmark national football team from 1912 to 1926.  He represented Denmark at the 1920 Summer Olympics football tournament.  Born in Frederiksberg, Olsen played as a forward for Copenhagen teams B 93, KB, and Fremad Amager.

Íþróttabandalag Akraness: Íþróttabandalag Akraness (English: Akranes Sports Club ) , commonly known simply as ÍA, is an Icelandic sports club founded in 1946 and based in the town of Akranes, west Iceland.  Among the main sports its members can practice are basketball, football, golf, horsemanship, gymnastics, volleyball, bowling, karate, badminton, swimming and powerlifting.  The football team plays in yellow shirts and socks, and black shorts.

CH Sevilla: The Club Hielo Sevilla or CH Sevilla, is an ice sports club founded in April 1976 in Seville, Spain, and continued its activities until April 1978.  The primary sports supported by CH Sevilla were ice hockey and figure skating, however, the club also maintained others such as judo, horse riding and kart racing.  CH Sevilla was the first ice club in Andalusia to provide sporting licenses to figure skaters and ice hockey players.

List of Manglerud Star Ishockey seasons: " are a Norwegian club based in Oslo.  They are members of the highest Norwegian ice hockey league, Eliteserien (known as GET-ligaen for sponsorship reasons).  Manrud Star Ishockey are the ice hockey department of IL Manglerud Star, a sports club founded in 1913.  Originally known as Star, the club became known as Manglerud/Star after merging with Manglerud IL in 1964, and eventually Manglerud Star (without the slash).  Ice hockey was included as an activity in 1967, and is today one of two sports practised by the club, the other being football.  As of 2010, they have completed twenty-nine seasons in the Eliteserien and have won 385 regular season games.

Supporting paragraphs: Alf Olsen Kjøbenhavns Boldklub
Answer: 26 April 1876