Of course he had seen very little of Hunt Rennie at the Stronghold; his father had ridden south on patrol with his own private posse shortly after his own arrival there.
After his arrival there, his father had gone south with a private group.
mnli hypothesis: After his arrival there, his father had gone south with a private group. premise: Of course he had seen very little of Hunt Rennie at the Stronghold; his father had ridden south on patrol with his own private posse shortly after his own arrival there.