Problem: Does "Antennas based on the dipole (rather than vertical antennas) should include a balun in between the transmission line and antenna element, which may be integrated into any such matching network." answer the question "What is included between the transmission line and the antenna element?"

A: yes

Problem: Does "In the 201415 season, Barcelona won another historic treble, making them the first club in European football to win the treble twice." answer the question "In 2009 Barcelona became the first team to win six of six competitions in what span of time?"

A: no

Problem: Does "For Europe as a whole, 1500 is often considered to be the end of the Middle Ages, but there is no universally agreed upon end date." answer the question "When did Ferdinand II die?"

A:
no