Stanisław Chełchowski
Stanisław Chełchowski ( February 27 , 1866 , Chojnowo near Przasnysz – March 23 , 1907 , Ciechanów ) was a Polish naturalist ( botanist and mycologist ) , ethnographer and activist ( social , educational and political ) . 
<triplet> Stanisław Chełchowski <subj> Chojnowo <obj> place of birth <subj> Ciechanów <obj> place of death