May 24 (AFP) - Top seed Yevgeny Kafelnikov of Russia moved into the second round of the French Open with a tough four-set win over former champion Michael Chang of the United States here on the opening day on Monday. Kafelnikov, winner of the Australian Open in January, the current world number one and winner in 1996, beat 1989 champion Chang 6-2, 5-7, 6-0, 7-6 (10/8). --=-=-- 