Question:
Today Wikipedia, the free encyclopedia that anyone with access to the Internet can edit, was the victim of an onslaught of practical jokes, as April Fool's Day kicked in various timezones around the world, at least those parts which follow the Gregorian calendar. It is believed that Wikipedia contributors were kept busy tidying up and removing prank articles and changes made by other Wikipedia contributors, and were expecting to be cleaning up the aftermath for days afterwards.
Is this true?
Readers of online encyclopedias can edit the contents.

Answer:
yes

Question:
Two men have been charged with starting the Zaca Fire, the second-largest wildfire in the history of California. The fire is continuing to burn through the Los Padres National Forest, and has consumed a total of 240,000 acres, having started on July 4. However, the fire is now under control, and is expected to be contained by September 4. Jose Jesus Cabrera of Santa Ynez, 38, Santiago Iniguez Cervantes of Santa Maria, 46, and the company of Rancho La Laguna, whom they worked for, have all been charged with six counts of felony in relation to starting the fire.
Is this true?
Cabrera and Cervantes are accused of having caused the Zaca Fire.

Answer:
yes

Question:
Yemen, too, was reunified in 1990.
Is this true?
Yemen was reunited in 1990.

Answer:
yes