Question: If "The firemen arrived before the police because they were coming from so far away.", can we conclude that "The police were coming from so far away."?
Answer: yes

Question: If "I took the water bottle out of the backpack so that it would be lighter.", can we conclude that "I took the water bottle out of the backpack so that the water bottle would be lighter."?
Answer: no

Question: If "Tom threw his schoolbag down to Ray after he reached the top of the stairs.", can we conclude that "Ray reached the top of the stairs."?
Answer:
no