Problem: Does "Similarly, vitamin A deficiency can cause an increase in the severity of diarrheal episodes, however there is some discrepancy when it comes to the impact of vitamin A deficiency on the rate of disease." answer the question "What is the rate of vitamin A deficiency in children worldwide?" OPTIONS:
- yes
- no

A: no

Problem: Does "Instead, he named as his heir the young prince Sigismund of Luxemburg, who was 11 years old." answer the question "How old was Sigismund of Luxemburg when he was named heir?" OPTIONS:
- yes
- no

A: yes

Problem: Does "The Emakhandzambili clans were initially incorporated into the kingdom with wide autonomy, often including grants of special ritual and political status." answer the question "What groups did Mswati attack in the mid 19th century?" OPTIONS:
- yes
- no

A:
yes