The phrase "are composed with a" is correct and usable in written English.
It can be used when describing how something is made up or constructed, often referring to elements or components.
Example: "The symphonies are composed with a variety of instruments, creating a rich and harmonious sound."
Alternatives: "are made with a" or "are created with a".
The entries are composed with a knowing wit.
But even the most genuinely private diaries are composed with a reader in mind, if only the writer himself.
Assemblages of such diverse elements as scrap metal, rope, and plastic are composed with a minimum of plant material.
The scenes of this work, like those of the other refectory frescoes, are composed with a classical simplicity that represents a retreat from Gaddi's earlier stylistic rebellion.
The pieces were composed with a mixture of acrylic gel and semen, according to notes accompanying the works.
Wolff's other biographies were composed with a certain taut incisiveness; this one, especially in the second half, relaxes into colloquial asides, parentheses, and proliferating footnotes.
Highly praised studies have been composed with a minimum of material, such as two kings and only two or three pawns.
A dainty lagniappe is composed with a jeweler's precision -- perhaps a wafer of smoked salmon with horseradish cream and sevruga caviar or tiny shrimp with celery rémoulade or a miniature timbale of some rich complex mousse.
The pianist seemed to bring to life the concerto's inner history that of being composed with a Beethoven-like intellectual complexity for pianists whose fingers and souls were formed by the romanticism of Chopin and Schumann.
The pianist seemed to bring to life the concerto's inner history — that of being composed with a Beethoven-like intellectual complexity for pianists whose fingers and souls were formed by the romanticism of Chopin and Schumann.
On the other hand, numerous modern choral works, because of their difficulty and complexity, seem to have been composed with a chamber choir in mind, as in the case of Cinq rechants (1949) by the French composer Olivier Messiaen.
