question:
In 1995, Alberto Barbieri at the Cardiff University Laboratory (GB) investigated the efficiency and reliability of high-brightness LEDs and demonstrated a "transparent contact" LED using indium tin oxide (ITO) on (AlGaInP/GaAs).
What substance did Barbieri use in his work with high-brightness LED?

answer: yes

question:
In August 1943 the Allies formed a new South East Asia Command (SEAC) to take over strategic responsibilities for Burma and India from the British India Command, under Wavell.
What was the name of the new link between India and China by land?

answer: no

question:
Firing a contact-detonated shell, the Krupp gun had a longer range and a higher rate of fire than the French bronze muzzle loading cannon, which relied on faulty time fuses.
In which battle did the Dreyse needle gun gain its fame?

answer: no

question:
Thatcher reputedly said the Queen would vote for the Social Democratic PartyThatcher's political opponents.
Who, it was rumored, did Margaret Thatcher say the Queen would vote for?

answer:
yes