Complex sentence: It was re-opened, with a reduced capacity and additional fire prevention measures, during the early 1980's and eventually was re-fitted as a "Buck Rogers" space-themed restaurant in 1983, but closed again due to lack of business.
Split into simpler sentences: It was re-opened, with a reduced capacity and additional fire prevention measures, during the early 1980's. The restaurant was eventually re-fitted as a "Buck Rogers" space-themed restaurant in 1983, but closed again due to lack of business.