On Monday, therefore, at six o'clock, Alfred Inglethorp arranges to be seen by a number of people at a spot far removed from the village. 
No one saw Alfred Inglethorp on Monday, either inside or outside the village.
mnli hypothesis: No one saw Alfred Inglethorp on Monday, either inside or outside the village. premise: On Monday, therefore, at six o'clock, Alfred Inglethorp arranges to be seen by a number of people at a spot far removed from the village. 