Sentence examples for has been previously unsolved from inspiring English sources

Apparently, this problem has been previously unsolved in the literature.

Both had been previously married.

THE case of Stephen Lawrence has been the unsolved crime of a generation.

"Breaching cell membranes with drugs has been an unsolved problem for 30 years.

This stabilization problem has been unsolved for over two decades.

Macrodactyly has been described as an unsolved condition by the International Federation of Societies for Surgery of the Hand.

AD has been regarded as an unsolved, irreversible, and incurable brain neuron degeneration.

The protests have been peaceful, but the capital has been shaken by a string of unsolved bombings.

Fire safety has been a longstanding problem, and it remains unsolved, Mr. Boston said.

For 21 years Ramona's family has been advocating for her, but her murder remains unsolved.

However, it has been recognized that reliable network inference remains an unsolved problem.