Take the following as truth: Also on the grounds are the Museum of Imperial Collections, an exhibition hall for art treasures donated to the public by the imperial family in 1989; and the Hundred-Man Guardhouse, where the approach to the inner sanctum of the fortress was defended by four shifts of 100 samurai warriors each.
Then the following statement: "The imperial family opened the Museum of Imperial Collections in 1989." is true, false, or inconclusive?
Answer: Inconclusive