Yann-Ber Kalloc'h
Yann-Ber Kalloc'h ( born "Jean-Pierre Calloc'h" in French; 21 July 1888 – 10 April 1917 ) was a Breton war poet who wrote in both Breton and French . 
<triplet> Yann-Ber Kalloc'h <subj> 21 July 1888 <obj> date of birth <subj> Breton <obj> writing language