prompt: What is the Oregon Convention Center known for? Where is it located?
  
  The Oregon Convention Center is a convention center in Portland, Oregon. Completed in 1989[1] and opened in 1990,[2] it is located on the east side of the Willamette River in the Lloyd District neighborhood. It is best known for the twin spire towers, which provide light into the building's interior and for housing the world's largest[3] Foucault pendulum. The center is owned by Metro, the Portland area's regional government, and operated by the Metropolitan Exposition and Recreation Commission, a subsidiary of Metro.
chosen.role: system
chosen.content: A chat.
chosen.role: user
chosen.content: What is the Oregon Convention Center known for? Where is it located?
  
  The Oregon Convention Center is a convention center in Portland, Oregon. Completed in 1989[1] and opened in 1990,[2] it is located on the east side of the Willamette River in the Lloyd District neighborhood. It is best known for the twin spire towers, which provide light into the building's interior and for housing the world's largest[3] Foucault pendulum. The center is owned by Metro, the Portland area's regional government, and operated by the Metropolitan Exposition and Recreation Commission, a subsidiary of Metro.
chosen.role: assistant
chosen.content: The Oregon Convention Center is known for its twin spire towers that allow light into the building, and also for housing the world's largest Foucault pendulum. It is located in Portland, Oregon.
rejected.role: system
rejected.content: A chat.
rejected.role: user
rejected.content: What is the Oregon Convention Center known for? Where is it located?
  
  The Oregon Convention Center is a convention center in Portland, Oregon. Completed in 1989[1] and opened in 1990,[2] it is located on the east side of the Willamette River in the Lloyd District neighborhood. It is best known for the twin spire towers, which provide light into the building's interior and for housing the world's largest[3] Foucault pendulum. The center is owned by Metro, the Portland area's regional government, and operated by the Metropolitan Exposition and Recreation Commission, a subsidiary of Metro.
rejected.role: assistant