Question: How many gatherings take place every Sunday at the church that Pascoe St Leger Grenfell donated an acre of land for?

full_context: Document 1: East Terrace, Adelaide: East Terrace ( ) marks the eastern edge of the city centre of Adelaide, the capital city of South Australia. It is one of the main north-south thoroughfares through the east side of the city. Although the terrace essentially runs north-south between North Terrace and South Terrace, unlike Adelaide's other three terraces, its path is far from a straight line; travelling the entire length of East Terrace requires turning at right angles at most intersections. After crossing South Terrace, the street continues through the parklands as Beaumont Road, but unlike other roads through the parklands it is not a thoroughfare; there is a break in the middle of it.
Document 2: Hindmarsh Square: Hindmarsh Square is a public square in Adelaide, South Australia. It is located in the centre of the north-eastern quarter of the city, and surrounds the intersection of Grenfell and Pulteney Streets, near the eastern end of the Rundle Mall. Pirie Street forms the southern boundary of the square. It was named by the Street Naming Committee after John Hindmarsh, the first Governor of South Australia.
Document 3: Electoral district of Elder: Elder is an electoral district of the House of Assembly in the Australian state of South Australia. It is named after nineteenth-century businessman and philanthropist Thomas Elder. Elder is a 15.7 km² urban electorate in Adelaide's south-west, taking in the suburbs of Ascot Park, Clovelly Park, Marion, Melrose Park, Mitchell Park and Park Holme, and parts of Colonel Light Gardens, Daw Park, Edwardstown, Oaklands Park, Plympton Park, South Plympton and Warradale.
Document 4: South Terrace, Adelaide: South Terrace is a street on the south side of the city centre of Adelaide, the capital of South Australia. It runs from Anzac Highway and connects to Glen Osmond Road. King William Street ends at South Terrace. It is the southern edge of the city centre, and is bounded by parklands to the south, including Veale Gardens. Pulteney Grammar School is located on South Terrace, as is a large office tower owned by Optus.
Document 5: Holy Trinity Church, Adelaide: Trinity City (also known as Holy Trinity Church Adelaide, and originally named Trinity Church), is an evangelical Anglican church located at 88 North Terrace, in the city of Adelaide, South Australia. Trinity City has four gatherings at the North Terrace location each Sunday, as well as various other meetings throughout the week.
Document 6: Julian Grenfell, 3rd Baron Grenfell: Julian Pascoe Francis St Leger Grenfell, 3rd Baron Grenfell (born 23 May 1935) is a Labour hereditary peer and former member of the House of Lords known for his strong Europhile views.
Document 7: South Australian Church Society: The South Australian Church Society was a British based organisation concerned with the establishment of churches in the new colony of South Australia. The committee (in 1836) included William Wolryche-Whitmore, Raikes Currie, Pascoe St Leger Grenfell, John Morphett, John Shaw Lefevre, John Rundle and others — and had very strong connections and overlap with the Directors and Commissioners of the South Australia Company. Their key success was the formation and construction of the Holy Trinity Church, Adelaide on North Terrace and Morphett Street. The Honorary Secretary was Charles Mann (advocate-general) and Raikes Currie as Treasurer.
Document 8: Holy Trinity Church, Saibai Island: Holy Trinity Church is a heritage-listed Anglican church at Saibai Island, Torres Strait Island Region, Queensland, Australia. It was built from 1926 to 1938. It is also known as Holy Trinity Church of England. It was added to the Queensland Heritage Register on 21 October 1992.
Document 9: Holy Trinity Church (Nashville): Holy Trinity Church (also known as Church of the Holy Trinity) is a historic Episcopal church at 615 6th Avenue South in Nashville, Tennessee, currently a parish of the Episcopal Diocese of Tennessee. The congregation was formed in 1849 as a mission of the nearby Christ Church Episcopal, attained parish status in 1851, and grew to around fifty members per service by the beginning of the American Civil War. During the war, the church was occupied by Federal troops and was badly damaged. After repairs, services continued and a new mission was opened on Wharf Avenue, which catered to the African American population of Nashville and soon overtook Holy Trinity in membership. After Holy Trinity lost parish status in 1895, the two missions merged and continued to serve the African American community of Nashville. Its congregation was largely made up of faculty and students from nearby Fisk University and other educational institutions. The mission reattained parish status in 1962, and the current rector is Bill Dennler.
Document 10: Holy Trinity Cathedral, Hong Kong: Holy Trinity Cathedral () is an Anglican cathedral located in Kowloon City, Kowloon, Hong Kong. It was established in 1890, making it one of the oldest Anglican churches in Hong Kong. The cathedral is one of the three Anglican cathedrals in Hong Kong (the other two are St John's Cathedral and All Saints' Cathedral).
Document 11: Trinity Evangelical Lutheran Church of Manhattan: Trinity Evangelical Lutheran Church of Manhattan is a Lutheran church located at 164 West 100th Street just east of Amsterdam Avenue, on the Upper West Side of Manhattan in New York City. It was founded in 1888 as the German Evangelical Lutheran Church to serve German immigrants moving into the Upper West Side. It initially held services in a storefront until money had been raised to buy land and build a sanctuary.
Document 12: Grenfell Street, Adelaide: Grenfell Street ( ) is a major street in the north-east quarter of the centre of the city of Adelaide, South Australia. The street runs west-east from King William Street to East Terrace. On the other side of King William Street, it continues as Currie Street. Its intersection with Pulteney Street is encircled by Hindmarsh Square.
Document 13: Holy Trinity Church, Canning Town: Holy Trinity Church was a Church of England parish church in Canning Town, east London. Its origins were in the Plaistow and Victoria Docks Mission, set up to serve the growing area of Hallsville by the vicar of St Mary's Church, Plaistow and Antonio Brady. It initially worshipped in the National School on Barking Road until the permanent church opened in 1867, with a parish formed for it the following year by parts of St Mary's and All Saints. Its advowson was initially vested in the bishop, but transferred to the Lord Chancellor in 1886 to allow the benefice of Holy Trinity to be supplemented from revenues from All Hallows Church, London Wall. It was badly damaged by bombing in 1941 but re-opened the following year. In 1948 it was closed and later bought by West Ham Borough Council, which demolished it and built flats on the site. A war damage payment to it instead went towards the construction of St Erkenwald's Church, Barking, opened in 1954. The parish survived until 1961, when it was mostly merged into that of St Matthias' Church, Canning Town, whose vicar had administered it in the interim, though some of it passed to St Cedd's Church, Canning Town.
Document 14: Trinity Church (Manhattan): Trinity Church is an historic, active, well-endowed parish church in the Episcopal Diocese of New York. It is located near the intersection of Wall Street and Broadway, in the lower Manhattan section of New York City, New York. Trinity, a traditional High church, is a very active parish around Episcopal Church and the worldwide Anglican Communion in missionary, outreach, and fellowship.
Document 15: Pascoe St Leger Grenfell: Pascoe St Leger Grenfell (1798–1879) was a British businessman and patron, and a key backer of the South Australian Company. He was a valued committee member of the South Australian Church Society, and, among other things, he is known for the donation of an acre of land on North Terrace, Adelaide which was used for the construction of the Holy Trinity Church — one of the first churches built in the city and the colony. He also donated 40 acres of land for the use of the church as glebe lands. This land later became the suburb of Trinity Gardens. The significant city street Grenfell Street, Adelaide was named after him.
ground_truth: four