Mackay Park in Cypress is a newer park that offers ammenities including playground equipment, exercise equpment, a basketall half court, picnic shelters, bbq grills, restrooms, and a grassy field. At the west end of the park there is also a small rose garden around a kinetic sculpture called "Ombre". What is the last name of the artist who created "Ombre"? This information is on a plaque on the west side of the sculpture's base, in raised letters.
You can validate your puzzle solution with certitude.