Q: Does "With such a high percentage of children working, the rising of illiteracy, and the lack of a formal education became a widespread issue for many children who worked to provide for their families." provide a valid answer to "What became an issue for the working child?"?
A: yes

Q: Does "Antibacterial vaccines have been responsible for a drastic reduction in global bacterial diseases." provide a valid answer to "What types of vaccines have been phased out?"?
A: no

Q: Does "The literal meaning of the Spanish word rambla is "avenue" or "watercourse", but in the Americas it is mostly used as "coastal avenue", and since all the southern departments of Uruguay border either the Rio de la Plata or the Atlantic Ocean, they all have ramblas as well." provide a valid answer to "Avenue or Watercourse is the literal meaning of what Spanish word?"?
A: yes

Q: Does "In 880-82, Oleg led a military force south along the Dnieper river, capturing Smolensk and Lyubech before reaching Kiev, where he deposed and killed Askold and Dir, proclaimed himself prince, and declared Kiev the "mother of Rus' cities."" provide a valid answer to "Who declared Kiev "The mother of Rus citis'?"?
A:
no