Problem: Context: The hullabaloo is over a glacial period dating to about 750 million to 600 million years ago.
A glacial period occurred about 750 million to 600 million years ago.
A: yes

Problem: Context: Other drugs on the market, approved to treat mild to moderate Alzheimer's, are believed to work by inhibiting cholinesterase, an enzyme that breaks down acetylcholine which is a chemical used by nerves to communicate with each other.
Alzheimer's disease is treated using drugs.
A: yes

Problem: Context: We present a novel approach to enhance avalanche companion rescue using wearable sensing technologies. The time to find and extricate victims is most crucial: once buried by an avalanche, survival chances drop dramatically already after the first 15 minutes.
Robots are used to find avalanche victims.
A: no

Problem: Context: The Canadian parliament's Ethics Commission said former immigration minister, Judy Sgro, did nothing wrong and her staff had put her into a conflict of interest.
The Canadian parliament's Ethics Commission accuses Judy Sgro.
A:
no