Times Colonist Victoria, British Columbia, Canada Saturday, March 06, 1971 - Page 21
Zagreb Peace Tournament, 1970
After winning more than 40 games and drawing others, here is Bobby Fischer's first defeat in Zagreb. He won the first four games and drew in the fifth against Boris Ivkov. After being two pawns down, he beat Uhlmann of East Germany in the sixth and Ghitescu in the seventh round. But in the eighth came a sensation. Bobby lost to Kovacevic, a young national master from Zagreb. Here is Bobby Fischer's sensational defeat.
Robert James Fischer vs Vladimir Kovacevic
Rovinj/Zagreb (1970), Rovinj/Zagreb YUG, rd 8, Apr-21
French Defense: Winawer Variation. Winckelmann-Riemer Gambit (C15) 0-1
https://www.chessgames.com/perl/chessgame?gid=1044313
[Regarding 17. N-B5, Koltanowski notes “Fischer played 17. N-N5 against Kholmov in Havana five years ago”…]
Samuel Reshevsky vs Vasily Smyslov
USSR vs. Rest of the World (1970), Belgrade SRB, rd 3, Apr-02
Spanish Game: Closed Variations. Chigorin Defense (C98) 1-0
https://www.chessgames.com/perl/chessgame?gid=1126287