Q: Does "Another residence was maintained at Lake Bled, while the grounds at Karaorevo were the site of "diplomatic hunts"." provide a valid answer to "The grounds at what location were the site of "diplomatic hunts"?"?
A: yes

Q: Does "Development of a solar-powered car has been an engineering goal since the 1980s." provide a valid answer to "What was the average speed of a winning solar powered car by 2007?"?
A: no

Q: Does "Some species begin to form heartwood very early in life, so having only a thin layer of live sapwood, while in others the change comes slowly." provide a valid answer to "Does a beech tree usually have thin or thick sapwood?"?
A: no

Q: Does "It was created in 1954 by the Somali scholar Mohammed Awale Liban, after he had been selected by the labour trade union of the Trust Territory of Somalia to come up with a design." provide a valid answer to "What was Mohammed Awale Liban by profession?"?
A:
yes