偶(ぐう)然(ぜん)に()も() guuzennimo私(わたし) watashiは wa彼(かれ) kareを o知(し)っ()て()い()る() shitteiruの no。 As it happens, I do know him. luckrelationships偶然にも (as it happens)~のだ / ~のです (explanatory)知っている (to know — resultative state)