Problem: Context: The Heads of state reiterated their deep concern for the serious threat that the rising trend in drug abuse poses for society and the lives and future of children and youth, and for the destabilizing effects that illegal use, production, trafficking and distribution of narcotic drugs psychotropic substances and drug-related offences have for the affected countries of the South Asian region.
The Heads of state expressed their deep concern at the fast and continuing degradation of the environment, including extensive destruction of forests, in the South Asian region.
A: no

Problem: Context: Qatar and Oman are members of the Gulf Cooperation Council, GCC, which also groups Saudi Arabia, Kuwait, Bahrain and the United Arab Emirates (UAE).
The members of the Gulf Cooperation Council are: Saudi Arabia, Kuwait, United Arab Emirates, Qatar, Oman, Bahrain.
A: yes

Problem: Context: Sources in Tegucigalpa reported that many Latin American countries are gearing up to face Hurricane "Mitch".
South American countries are preparing for "Mitch"
A: yes

Problem: Context: Political leaders pledged that construction of the so-called Freedom Tower -- which will rise 1,776 feet into the air and be the world's tallest building -- will be finished on schedule by the end of 2008.
The Freedom Tower will be the world's tallest building.
A:
yes