A piano concerto, scored for large ensemble (small orchestra) & piano
(PDF score here)
Bryan Robertson described John Hoyland’s paintings as “structural declarations rather than romantic declamations” (1967), and the term “structural declaration” is similarly applied to this piece.
(See; Robertson, B (1967) John Hoyland: Paintings 1960-67. Essay accompanying Hoyland’s first solo museum show, Whitechapel Gallery catalogue, London)