Problem: Does "The USB Battery Charging Specification Revision 1.2 (released in 2010) makes clear that there are safety limits to the rated current at 5 A coming from USB 2.0." answer the question "When was USB Battery Charging Specification Revision 1.2 released?"

A: yes

Problem: Does "The new One World Trade Center is the tallest skyscraper in the Western Hemisphere and the fourth-tallest building in the world by pinnacle height, with its spire reaching a symbolic 1,776 feet (541.3 m) in reference to the year of American independence." answer the question "How tall is One World Trade Center in meters?"

A: yes

Problem: Does "Some African slaves were freed by their masters during these early years." answer the question "Who freed some of the early slaves?"

A:
yes