Question:
The optimal style of dam building is specific to the particular macroproject, the nature of the geophysical worksite (Anon., 2005) as well as social uncertainty, the undertaking management organizations experience, the operational complexities of many kinds of construction machinery and worker nationalities, the macroprojects situational geography and the logistics of its required compositional materials.
Is this true?
Dam building prevents life-threatening situations.

Answer:
no

Question:
Hubble is one of the most remarkable facilities in the entire history of science.
Is this true?
Hubble is a Space telescope.

Answer:
no

Question:
BAGHDAD, Iraq (CNN) - Australian Prime Minister, John Howard, has made an unannounced visit to Iraq, according to the office of Iraqi transitional Prime Minister Ibrahim al-Jaafari.
Is this true?
Howard is a political representative of Australia.

Answer:
yes