The phrase "a formidable example of" is correct and usable in written English.
It can be used to highlight something that serves as a strong or impressive representation of a particular quality or characteristic.
Example: "The new policy is a formidable example of how effective leadership can drive positive change within an organization."
Alternatives: "an impressive instance of" or "a striking demonstration of".
One commentator called it a "formidable example of Christian Democrat oratory".
But it is a formidable example of how this clean energy economy also reaches into the cutting-edge medical research of the modern day.
The dove still figures importantly in the Left Wing symbolism, but the variety in evidence is a formidable example of what breeding can do, being capable of flying, scarcely without pause across the mountains of Tibet down into the Valleys of Pyonang, and all the way to Lake Success... View Article By Rivka Galchen By Larissa MacFarquhar By Jia Tolentino By Ceridwen Dovey.
The dove still figures importantly in the Left Wing symbolism, but the variety in evidence is a formidable example of what breeding can do, being capable of flying, scarcely without pause across the mountains of Tibet down into the Valleys of Pyonang, and all the way to Lake Success... View Article By David Remnick By Jelani Cobb By Sam Knight By Ian Parker.
The Bioclipse-QSAR is a formidable example of this; Descriptors can be calculated on the local computer while, if connected to a network, remote services can provide additional descriptors or offer high performance computers for speeding up demanding calculations.
They come from an Eastern European theater lineage of strong, phsyical ensembles and auteur directors, and their work is a formidable example of that tradition.
Telle Whitney, President of the Anita Borg Institute for Women and Technology, says that TiE has done an amazing job and that its work is a great example of a mobilizing, formidable force in making change through networks.
Hers was a formidable achievement of intellect and will.
This book is a formidable labor of six years.
