What was the longest chess game and who were the players?

Question

what year and were did it take place?

Answer 1

The longest Chess game is 269 moves (I. Nikolic - Arsovic, Belgrade 1989) which ended in a draw.

The longest Chess game theoretically possible is 5,949 moves

The longest time recorded for a Chess player to make a move, goes to the International Grand Master Trois from Brazil with 2 hours and 20 minutes on the 7th move.

Answer 2

In Belgrade in 1989 Ivan Nikolic and  Goran Arsovic sat down to a game of chess. 20 hours and 15 minutes later, after 269 moves, the 50-move rule kicked in and the world's longest official chess game, as far as moves go, ended in a draw.