Vienna 1873 chess tournament
The Vienna 1873 chess tournament was a side event of the world exhibition of 1873 ( the fifth since the first Great Exhibition in London in 1851 ) . 
<triplet> world exhibition of 1873 <subj> 1873 <obj> point in time <subj> 1873 <obj> point in time <triplet> Great Exhibition <subj> 1851 <obj> point in time