Problem: Mr Fitzgerald revealed he was one of several top officials who told Mr Libby in June 2003 that Valerie Plame, wife of the former ambassador Joseph Wilson, worked for the CIA.

Based on that paragraph can we say the following?
Joseph Wilson is Valerie Plame's ex-husband.
****
Answer: no


Problem: The mystery of Alexander the Great's tomb still has not unraveled, and locating the burial of Alexander seems to have become an impossible mission for archaeologists.

Based on that paragraph can we say the following?
Alexander the Great's Tomb remains undiscovered.
****
Answer: yes


Problem: Between 143 and 152 people have now been hospitalized in the wake of Monday's train derailment near Lviv, Ukraine, and subsequent phosporous cloud.  According to the Ukrainian Healthcare Ministry's spokesperson, Igor Gerych, 43 of the injured are children, 13 are firemen and three are medical  personnel. None are considered to be in mortal danger, yet some cases remain at medium risk level.

Based on that paragraph can we say the following?
A railway disaster caused a fire.
****
Answer: no


Problem: However, the Greens applauded the WA EPA's advice. Greens Senator Rachel Siewert said in a media release: "This is the second time the WA EPA has knocked back this proposal. The proponents should review their options to put the project on the mainland, which will ultimately be a win for the regional economy and a win for the unique environment of Barrow Island." "This is a proposal that should always have been located on the mainland. Proposing to build something on this scale inside Australia's most precious island nature reserve was deeply flawed from the beginning," said Senator Siewert. "The island has been dubbed 'Australia's Ark' for its unique cargo of endangered species, many of them now extinct or endangered on mainland Australia. He must take strong action to look after the island."

Based on that paragraph can we say the following?
Barrow Island is a part of Australia.
****
Answer:
yes