Determine if the sentence is true based on the text below.
Lin Piao wrote the "Little Red Book".

Lin Piao, after all, was the creator of Mao's "Little Red Book" of quotations.
OPTIONS:
- yes
- no
yes
Determine if the sentence is true based on the text below.
Prince Charles and Princess Diana got married in August 1997.

Prince Charles was previously married to Princess Diana, who died in a car crash in Paris in August 1997.
OPTIONS:
- yes
- no
no
Determine if the sentence is true based on the text below.
The Dayton Peace Treaty was formulated to end the war in Bosnia.

The Dayton Peace Accords for Bosnia and Herzegovina was the first major peace agreement adopted after the Beijing conference, in December 1995.
OPTIONS:
- yes
- no
yes
Determine if the sentence is true based on the text below.
The ban on ivory trade has been effective in protecting the elephant from extinction.

The ivory ban has been successful. Demand for ivory has dropped and elephant populations expanded dramatically in areas where they were virtually extinct.
OPTIONS:
- yes
- no
yes