Sentence:  `` Gladius Dei '' ( 1902 ) resembles `` The Way to the Churchyard '' in its representation of a conflict between light and dark , between `` Life '' and a spirit of criticism , negation , melancholy , but it goes considerably further in characterizing the <WSD>elements</WSD> of this conflict . 
Meaning of the word marked with <WSD> tags:  an abstract part of something