software engineer, father of two sons, amateur Olympic weightlifter, improving chess player
https://ratings.fide.com/profile/118155876
https://lichess.org/@/mamciek
Clubs
Liga Team Poland
287 leden
Team Poland
798 leden
PZSzach
354 leden
Infoszach
7.806 leden
The Jesse Kraai Club
95 leden