The Chessmen of Mars
The Chessmen of Mars is a science fantasy novel by American writer Edgar Rice Burroughs , the fifth of his Barsoom series . 
<triplet> The Chessmen of Mars <subj> science fantasy <obj> genre <subj> Edgar Rice Burroughs <obj> author <subj> Barsoom <obj> part of the series <triplet> Barsoom <subj> Edgar Rice Burroughs <obj> author