Question:
Based on the premise "Eventually it leads to the top of the mighty headland known as Cabo Girao.", can we conclude that "Cabo Girao is the name of a mighty headland."?
****
Answer:
yes

Question:
Based on the premise "In addition, many workers are unaware that the retirement age for full Social Security benefits is gradually rising from age 65 to 67.", can we conclude that "These workers will have to work until they die because benefits will come so late. "?
****
Answer:
it is not possible to tell

Question:
Based on the premise "He touched the roll-edged brim of his sombrero, and Drew noted that his arm was crooked as if in the past it had been broken and poorly set.", can we conclude that "His arm appeared to have been broken and set poorly, Drew noticed."?
****
Answer:
yes