Petko Andonov Petkov ( February 27, 1942 , Dobrich ) - Bulgarian chess composer ; Grandmaster ( 1984 ) and referee ( 1972 ) on a chess composition. Chief editor of the magazine " Chess Misy " (since 1982 ). Journalist. Since 1956, he has published over 4 thousand tasks, mainly two- and three-moves , as well as tasks for the inverse and cooperative mat . At the competitions awarded about 800 differences, of which more than 400 prizes, including more than 250 - first. A supporter of multi-phase dvuhhodovk and logical-strategic direction in three-pass. One of the leading problemists in the genre of inverse mats. In terms of the number of published tasks, he is the champion, far ahead of Ernest Pogosyants (1727), Henri Rinka (1670) and Ladislav Prokesch (1159). It is also a leader in the number of tasks selected in FIDE albums (more than 300 tasks!).
Tasks
1st prize
| a | b | c | d | e | f | g | h | ||
| eight |             | eight | |||||||
| 7 | 7 | ||||||||
| 6 | 6 | ||||||||
| five | five | ||||||||
| four | four | ||||||||
| 3 | 3 | ||||||||
| 2 | 2 | ||||||||
| one | one | ||||||||
| a | b | c | d | e | f | g | h | ||
1. Ке7! with the threat 2.Ff5 +! L: f5 3.Kg6X or 2. ... C: f5 3.Kd5X ,
1. ... Ch7! (anti-critical move, which is critical for the new combination of Novotny) 2.Kf5! L: f5 3.Fe4X or 2. ... C: f5 3.Fe5X ,
1. ... Lb5! 2. X5! L: s5 3.Fe3X or 2.C: c5 3.Kd5X - 3 Novotny overlaps.
Books
- Choose a chess problem, Sofia, 1982.
Literature
- Chess: Encyclopedic Dictionary / Ch. ed. A. E. Karpov . - M .: Soviet Encyclopedia , 1990. - p. 297. - 624 p. - 100 000 copies - ISBN 5-85270-005-3 .
- A. Azhusin. The Incomparable Petko Petkov or How to Solve Multiple Passing Tasks on the Inverse Mate 1998. Vol. 15. pp. 23-27.