Selection of studies composed by

Marek Halski (Poland, 1950)

He is born in Warsaw and is a computer expert and worked as a systems analyst.

His activity in composition of studies began in 1978.

In 10 years he created about thirty studies, and at the same time was dedicated to composing problems.

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(All his studies, more exact dates, possible corrections or cooks and exact details about sources can be found in the

Harold van der Heijden database V (31-12-2015) ).

Selection of studies by Mario Garcia.