Question: If "By rolling over in her upper berth, Tatyana could look over the edge of it and see her mother plainly. How very small and straight and rigid she lay in the bunk below! Her eyes were closed, but Tatyana doubted if she slept.", can we conclude that "Tatyana doubted if her mother slept."?
Answer: yes

Question: If "When Tommy dropped his ice cream, Timmy giggled, so father gave him a sympathetic look.", can we conclude that "Father gave Tommy a sympathetic look."?
Answer: yes

Question: If "The foxes are getting in at night and attacking the chickens. I shall have to kill them.", can we conclude that "I shall have to kill The foxes."?
Answer:
yes