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had been collaborating

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He had been collaborating on "Global Warning" at the Jeu de Paume exhibition space in Paris, which will run until May 24, until his health deteriorated suddenly following a diagnosis for blood cancer.

From Barron's • Jan. 30, 2026

Even before leaving L.A., she had been collaborating with the Berlin-based art collective Cheap, and once she was in Europe, American institutions suddenly began to take her more seriously.

From Los Angeles Times • Dec. 9, 2025

The two sides had been collaborating since early 2024 on the chip, but discussions for a deal accelerated after the Nvidia announcement.

From The Wall Street Journal • Oct. 21, 2025

She had been collaborating with a creative team on a concert based on her books about grandparenting, “Ruth Grandmother to the World,” part of her extensive work to bridge generations.

From Seattle Times • Nov. 18, 2023

On leaving Galway, where he and Mr. Yeats had been collaborating at Coole, Mr. Moore began the second act in French.

From Irish Plays and Playwrights by Weygandt, Cornelius