premise: Peter L. N. Padfield (born 1932) is a British author, biographer, historian, and journalist who specializes in naval history and in the Second World War period. His early journalism appeared under the name P. L. N. Padfield. As well as his non-fiction work, he has also published four novels.
hypothesis: Peter Padfield is a European novelist.
reason: Peter Padfield is British, therefore he is European. He has published four novels, therefore he is a novelist. Because of that, the statement that he is a European novelist is definitely correct.