The Sudler Prize is awarded to a student graduating from Arts and Sciences, Engineering, Nursing or Peabody, or to a fourth-year medical student, who, in the opinion of a committee, has demonstrated excellence and the highest standards of proficiency in performance, execution or composition in music, theater, dance, fiction, poetry, painting, drawing, sculpture, photography, film or video.
(1983) Awarded annually to a senior who, in the opinion of the Faculty, has demonstrated excellence of the highest standards of proficiency in performance or execution or in the field of composition in one of the following general areas of performing and creative arts: music, theatre, painting, sculpture, design, architecture, dance or film.
I suggest "in execution".
Skill refers to the proficiency in tasks execution, usually measured qualitatively and quantitatively.
While programmers and computer programming languages have developed some proficiency in allocating executions among a small number of processors, parsing instructions beyond two to eight processors is impracticable for all but the most repetitive tasks.
Many productions would profit from such proficiency of execution.
They emphasize group precision in execution.
Other offerings suffer slightly in execution.
Rather banal, it is pedestrian in execution.
/ The three Koopas were adjacent in execution.
The problem may be in execution.
