Question:
Based on the premise "I shall sit up all night." A flash of relief showed before the lids descended once more.", can we conclude that "He did not fall asleep"?
****
Answer:
no

Question:
Based on the premise "Accordingly the scientists fled, leaving me alone with the rounded spectre of Peter Greuze.", can we conclude that "The scared scientists fled and left me alone with the ghost."?
****
Answer:
yes

Question:
Based on the premise "On Curved Street, the Arthouse Multimedia Centre for the Arts brings art and multimedia together, hosting changing exhibitions and offering courses and workshops (open Monday Saturday, 9:30am 6:30pm, closed Sunday; cafe open 10am 10:30pm).", can we conclude that "The Arthouse Multimedia Centre for the Arts cafe serves soup and sandwiches."?
****
Answer:
it is not possible to tell