
Here's a complex question that requires someone to reason about the input, can you answer it?
Leonard Norman Wein, was an American comic book writer and editor best known for co-creating DC Comics' Swamp Thing and Marvel Comics' Wolverine, and was the editor for writer Alan Moore and illustrator Dave Gibbons' influential DC miniseries "Watchmen", Watchmen is an American comic-book limited series published by DC Comics, in which years?


1986 and 1987
