pte sinclair robinson was killed in action at gallipoli,army number 21371,1st battalion royal inniskilling fusiliers he was originally in the hussars service number 24118,he was killed on 21-8-15,born dublin,enlisted dublin,the plaque you mention was a death penny given to the next of kin of all servicemen/women who died in the war,he has no known grave,his name is on the helles memorial to the missing,mack