What is the fine-grained topic of the following text: This barely raised an eyebrow on the Show floor but the National Golf Course Owners Association, PGA of America and PGA Golf Exhibitions are mirroring a recent announcement by their Canadian counterparts by announcing a multi-year strategic alliance to co-locate the annual Golf Business Conference with the PGA Merchandise Show starting in 2020. Only return the topic.
Co-location of the annual Golf Business Conference with the PGA Merchandise Show