It may be possible to confirm family relationships with Benjamin by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
Joseph Tate :
Y-Chromosome Test, haplogroup R1b1a2a1a2a1b1a
It is likely that these autosomal DNA test-takers will share DNA with Benjamin: