In fact, I was convinced that, far from having been in her own room, Mrs. Cavendish was actually in the deceased's room when the alarm was given." I shot a quick glance at Mary. 
I was convinced that the alarm was given when Mrs. Cavendish was in the room.
mnli hypothesis: I was convinced that the alarm was given when Mrs. Cavendish was in the room. premise: In fact, I was convinced that, far from having been in her own room, Mrs. Cavendish was actually in the deceased's room when the alarm was given." I shot a quick glance at Mary. 