2015 IFAF World Championship
The 2015 IFAF World Championship was the fifth instance of the IFAF World Championship , an international American football tournament . 
<triplet> 2015 IFAF World Championship <subj> IFAF World Championship <obj> sports season of league or competition <subj> American football <obj> sport <triplet> IFAF World Championship <subj> American football <obj> sport