Question: 2004 KV18 was first observed at facilities located in a special land use known as what?
Sentence (from "Mauna Kea Observatories"): The facilities are located in a 525-acre (212 ha) special land use zone known as the "Astronomy Precinct", which is located within the 11,228-acre (4,544 ha) Mauna Kea Science Reserve.
Relevant evidence: Yes