Halfway during the 1970s, he started with solo performances where he played his own work, partly composed, partly improvised.

Mr. Guibbory was persuasive in the partly improvised solo part.

The performances are partly improvised in a language Mr. Filho and his cast of six invented for the piece.

The edge-of-the-bed scene is partly improvised, which gives the hesitations and silences a tone of exquisite embarrassment.

Their songs are partly improvised around a common base.

The original version of the song contained a verse with partly improvised lyrics in French by vocalist Debbie Harry.

It began on 28 August 2007 and is partly improvised.

It, too, used a partly improvised structure, and Mr. McPherson was intrigued.

He was immediately taken to the captain's cabin where, later that day, expedition doctor Eric Marshall operated to remove the eye, using partly improvised surgical equipment.

Although partly improvised, the show was supported by a greater degree of planning and organization.