Question: Where did Henry Wallace play on his team?

Context paragraphs:
Harry Wallace (rugby league): Henry Wallace (birth unknown — 8 May 1917) was an English professional rugby league footballer who played in the 1900s, and 1910s, playing at representative level for England, and Yorkshire, and at club level for Hull, as a stand-off/five-eighth , or scrum-half/halfback , i.e. number 6, or 7.  Harry Wallace served with the 10th Battalion of the Durham Light Infantry in World War I, and died in service at Arras, France.

Wallace Clark Award: The Wallace Clark Award or Wallace Clark Medal is a former management award for Distinguished Contribution to Scientific Management, named after Henry Wallace Clark (1880-1948).  The Wallace Clark Award was established in 1949 and was sponsored by the American Management Association (AMA), the American Society of Mechanical Engineers (ASME), the Association for Consulting Management Engineers and the Society for the Advancement of Management.

Los Angeles Chargers: The Los Angeles Chargers are a professional American football team based in the Greater Los Angeles Area.  The Chargers compete in the National Football League (NFL) as a member club of the league's American Football Conference (AFC) West division.  The team was founded on August 14, 1959 and began play on September 10, 1960 as a charter member of the American Football League (AFL), and spent its first season in Los Angeles, before moving to San Diego in 1961 to become the San Diego Chargers.  The Chargers joined the NFL as result of the AFL–NFL merger in 1970, and played their home games at Qualcomm Stadium.  The return of the Chargers to Los Angeles was announced for the 2017 season, just one year after the Rams had moved back to the city from St. Louis.  The Chargers will play their home games at the StubHub Center until the opening in 2020 of the Los Angeles Stadium at Hollywood Park, which they will share with the Rams.

Atkinson and Conrad: Atkinson and Conrad was an architectural partnership in Brisbane, Queensland, Australia between Henry Wallace Atkinson and Arnold Henry Conrad.  Many of their works are now heritage-listed.

The Frightened Lady (1932 film): The Frightened Lady is a 1932 British thriller film directed by T. Hayes Hunter and starring Emlyn Williams, Cathleen Nesbitt, Norman McKinnel and Belle Chrystall.  It was adapted from the Edgar Wallace play "The Case of the Frightened Lady", which was adapted again for a 1940 film.

Henry Wallace (American football): Henry Marshall Wallace (born September 26, 1938) is a former American football player who played with the Los Angeles Chargers.  He played college football at the University of the Pacific.

Henry Wallace House: The Henry Wallace House is an historic building located in Des Moines, Iowa, United States.  It was the home of Henry Wallace who was an advocate for agricultural improvement and reform.  The house was listed on the National Register of Historic Places as a contributing property in the Sherman Hill Historic District in 1979 and it has been individually listed since 1993.

Henry Wallace Clark: Henry Wallace Clark (July 27, 1880 - April 7, 1948) was an American consulting engineer, known for popularizing the work of Henry Gantt with his 1922 work "The Gantt chart; a working tool of management".

The Yellow Mask: The Yellow Mask is a 1930 British musical crime film directed by Harry Lachman and starring Lupino Lane, Dorothy Seacombe and Warwick Ward.  A criminal plans to rob the Crown Jewels from the Tower of London.  It was based on the Edgar Wallace play "The Traitor's Gate".

Catalpa (Greenfield, Iowa): Catalpa, also known as Wallace Farm, is a historic farm located southeast of Greenfield, Iowa, United States.  It is associated with Henry Cantwell Wallace, who owned and operated the influential agricultural publication "Wallace's Farmer", and served as U.S. Secretary of Agriculture (1921-1924).  It is also associated with his son Henry Agard Wallace, who followed his father at the newspaper and served as U.S. Secretary of Agriculture (1933-1940), Vice President of the United States (1941-1945) and U.S. Secretary of Commerce (1945-1946).  He was the Progressive Party candidate for president in 1948.  This was one of several farms owned by the Rev. Henry Wallace, Henry Cantwell's father.  It was acquried by the family in 1877, and it was operated by a tenant farmer until Henry Cantwell took it over.  His son Henry Agard was born here in 1888.  After five years Henry Cantwell returned to his studies at Iowa State University in Ames and the family left the farm at that time.  It was listed on the National Register of Historic Places in 1974.  The designation includes the farmhouse and outbuildings, which are modest frame structures with gable roofs, and a 200 acre plot of farmland.  The house and barn were built before the Wallace's moved here in 1887.

Supporting paragraphs: Henry Wallace (American football) Los Angeles Chargers
Answer: Greater Los Angeles Area