Question: What is the park called that sits on the grounds of former hospital known as "The Psych Center"?

Context paragraphs:
Long-term acute care facility: A long-term acute care hospital (LTACH), also known as a Long Term Care Hospital (LTCH), is a hospital specializing in treating patients requiring extended hospitalization.  Hospitals specializing in long-term care have existed for decades in the form of sanatoriums for patients with tuberculosis and other chronic diseases.  The modern hospital known as an LTACHs came into existence as a result of the Medicare, Medicaid, and SCHIP Balanced Budget Refinement Act of 1999.  The Act defines an LTACH as “a hospital which has an average inpatient length of stay (as determined by the Secretary of Health and Human Services (the Secretary)) of greater than 25 days.”  Traditionally, LTACHs provide care for patients receiving prolonged mechanical ventilation.

Monmouth Medical Center Southern Campus: Monmouth Medical Center Southern Campus, formerly Kimball Medical Center and before that, Paul Kimball Hospital, is a hospital located in Lakewood, New Jersey, United States, that serves parts of northern Ocean County and southern Monmouth County.  The hospital is affiliated with Barnabas Health.  Monmounth Medical Center Southern Campus also operates two satellite facilities: a psychiatric hospital known as Barnabas Health Behavioral Health Center, formerly Kimball Behavioral Health, (with 100 inpatient beds) in Toms River, NJ and The Center for Healthy Living in Lakewood.

Queen Elizabeth University Hospital: The Queen Elizabeth University Hospital (QEUH) is a 1,677 bed acute hospital located in Govan in the south-west of Glasgow, Scotland, United Kingdom.  The hospital is built on the site of the former Southern General Hospital and opened at the end of April 2015.  The hospital comprises a newly built 1,109 bed adult hospital, a 256-bed children’s hospital and two major Emergency Departments, one for adults and one for children in addition to buildings retained from the former hospital.  There is also an Immediate Assessment Unit for local GPs and out-of-hours services, to send patients directly, without having to be processed through the Emergency Department.

Murphy Army Hospital: The Murphy Army Hospital is a former hospital in Waltham, Massachusetts.  The hospital grounds, now demolished, is now home to Gann Academy, Bentley University Residence Halls, and City of Waltham Veterans Memorial Park- which contains sport facilities.  During its operation, it was also home to a sports team called the Murphy Medics.

Dorchester Hospital: The Dorchester Hospital (also originally known as Dorset County Hospital) was a hospital in Dorchester, Dorset, England.  It served the local area for many years before being closed in 1998 when the newer Dorset County Hospital (then known as "West Dorset County Hospital"), a General District Hospital, replaced it.  Both hospitals fell under (for the latter part of Dorchester Hospitals years) the West Dorset General Hospitals NHS Trust.  The newer hospital was renamed to Dorset County Hospital when the former hospital closed.

Linda Vista Community Hospital: Linda Vista Community Hospital, originally called the Santa Fe Railroad Hospital and Santa Fe Coast Lines Hospital, is a former hospital at 610-30 South St. Louis Street in Los Angeles, California, United States, in the Boyle Heights neighborhood.  The hospital was built for railroad employees and was one of four employee hospitals run by the railroad Santa Fe Employees Hospital Association.  The property was purchased for $5,500 and the hospital was constructed at a cost of $147,000.

Legacy Holladay Park Medical Center: Legacy Holladay Park Medical Center is a hospital located in Portland, Oregon, United States.  It was founded in 1893 as Hahnemann Hospital.  By 1947 the hospital had 100 beds, and that year it changed its name to Holladay Park Hospital with plans to expand to 200 beds.  With a 1985 merger with Physicians & Surgeons Hospital (which had been known as Coffey Memorial Hospital until 1945), the name was changed to Holladay Park Medical Center.  At that time both hospitals were part of Metropolitan Hospitals, Inc. that had been formed by Physicians & Surgeons Hospital and Emanuel Hospital.  After becoming part of Legacy Health when it was formed in 1989, Legacy closed the then 171-bed hospital in 1994.  As of 2014, the former hospital was used by Legacy as the Legacy Research Institute.  Legacy proposed converting the building into an emergency room for psychiatric patients in 2014 after the Legacy Research Institute moved to a new building.  Legacy, Oregon Health & Science University, Adventist Health, and Kaiser Permanente agreed to operate the ER, with a planned opening in 2016.

Caleb Smith State Park Preserve: Caleb Smith State Park Preserve is a state park located in Suffolk County, New York in the United States.  The park is near the north shore of Long Island in the town of Smithtown.  Prior to its current name, the park was called Nissequogue River State Park, a name now used for park lands on the former Kings Park Psychiatric Center grounds.  Previously, it was simply known as the Wyandanch Preserve.

Kings Park Psychiatric Center: The Kings Park Psychiatric Center, known by Kings Park locals as "The Psych Center", is a former state-run psychiatric hospital located in Kings Park, New York.  It operated from 1885 until 1996, when the State of New York closed the facility, releasing its few remaining patients or transferring them to the still-operational Pilgrim Psychiatric Center.

Bishop Orris G. Walker, Jr. Healthcare Center: The Bishop Orris G. Walker Health Care Center houses many of the specialty clinics at Interfaith Medical Center.  The center is located in Crown Heights and serves patients in surrounding Prospect Heights, Crown Heights, Prospect Lefferts Gardens and Bedford–Stuyvesant neighborhoods.  Located directly across the street from the former Brooklyn Jewish Hospital and Medical Center, the Bishop Walker Health Care Center is now a part of the hospital system that acquired the former hospital.

Supporting paragraphs: Caleb Smith State Park Preserve Kings Park Psychiatric Center
Answer: Nissequogue River State Park