Problem: Does "The Archaic period in the Americas saw a changing environment featuring a warmer more arid climate and the disappearance of the last megafauna." answer the question "What disappeared during the Archaic period?"

A: yes

Problem: Does "After the war, population grew and doubled by the start of the 20th century, most notably due to the influx of immigrants from southern Europe, particularly Italy." answer the question "The Civil War had many effects after the war, what was the main effect for New Haven?"

A: yes

Problem: Does "Also in Queens, the park includes a significant portion of the western Rockaway Peninsula, most notably Jacob Riis Park and Fort Tilden." answer the question "How many acres of land does Gateway Nation Recreation contain?"

A:
no