Chess study 37
Alois Wotawa study
Alois Wotawa (1896-1970) was an Austrian composer of chess problems and endgame studies. He was born and died in Vienna. In his lifetime, Wotawa composed more than 350 chess endgame studies. In 1966 FIDE honored him as an international master of chess composition.
The study is taken from book written by Mark Dvoretsky and Oleg Pervakov – Studies for Practical Players