[["The Chernobyl disaster was a nuclear accident that occurred on April 26, 1986.", 16.0], ["The Chernobyl disaster was a nuclear accident that occurred on Saturday 26 April 1986\nactions\n", 12.0], ["The Chernobyl disaster was a nuclear accident that occurred on Saturday 26 April 1986", 6.0], ["The Chernobyl disaster was a nuclear accident that occurred on 26 April 1986 at the No. 4 reactor in the Chernobyl Nuclear Power Plant, near the city of Pripyat in the north of the Ukrainian SSR", 2.0]]
when was the chair noble disaster
history