How does Julie Mehretu use line to tell a story

The ishtar gate can be seen in its reconstruction state in the plz

Nstrumental music that supports the main part(s) chamber music 2. a large group of instruments usually including woodwinds, brass, and percussion band 3. music written for small ensembles for an intimate setting accompaniment 4. a person who leads an ensemble conductor 5. an electronic keyboard capable of multiple instrument sounds

What latin american artist or writer believed all art should be public?