Question: Which cathedral was established or dedicated first, Chelmsford Cathedral or Cathedral of St John the Evangelist, Portsmouth?

full_context: Document 1: Roman Catholic Diocese of Portsmouth: The Roman Catholic Diocese of Portsmouth is a Latin Church Roman Catholic diocese that covers the Channel Islands as well as parts of England (Hampshire, the Isle of Wight and parts of Berkshire, Dorset and Oxfordshire). The episcopal see is the Portsmouth Cathedral and is headed by the Bishop of Portsmouth. The diocese is part of the metropolitan Province of Southwark, which covers all of the far South of England as well as the Channel Islands.
Document 2: Portsmouth Cathedral: The Cathedral Church of St Thomas of Canterbury, commonly known as Portsmouth Cathedral, is an English cathedral church. It is the cathedral of the Church of England Diocese of Portsmouth and is located in the centre of Old Portsmouth. It is the seat of the Bishop of Portsmouth.
Document 3: Sheffield Cathedral: The Cathedral Church of St Peter and St Paul, Sheffield, usually called simply Sheffield Cathedral, is the cathedral church for the Church of England diocese of Sheffield, England. Originally a parish church, it was elevated to cathedral status when the diocese was created in 1914. Sheffield Cathedral is one of five Grade I listed buildings in the city, along with Town Hall, Abbeydale Industrial Hamlet, and the parish churches at Ecclesfield and Bradfield. It is located in the city centre on Church Street and served by Sheffield Supertram's Cathedral stop. It is one of three stops to be served by all tram lines.
Document 4: Dean of Chelmsford: The Dean of Chelmsford is the head ("primus inter pares" – first among equals) and chair of the Cathedral Chapter, the governing body of Chelmsford Cathedral, the Cathedral Church of St Mary the Virgin, St Peter and St Cedd. Before 2000 the post was designated as a provost, which was then the equivalent of a dean at most English cathedrals. The cathedral is the mother church of the Diocese of Chelmsford and seat of the Bishop of Chelmsford. The Dean of Chelmsford is also responsible for the Chapel of St Peter-on-the-Wall at Bradwell-on-Sea, founded by St Cedd, among the oldest church buildings in regular use in England.
Document 5: Cathedral of St John the Evangelist, Portsmouth: The Cathedral Church of St John the Evangelist (also known as St John's Cathedral) is a Roman Catholic cathedral in Portsmouth, England. It was opened in 1882 and is the first cathedral to have been built in Portsmouth. It is the mother church of the Portsmouth diocese and seat of the Bishop of Portsmouth, currently the Right Reverend Philip Egan. It was dedicated on 10 August 1882.
Document 6: Saint Edward Catholic Church, Pembroke Pines: Named after Saint Edward the Confessor, the parish was established in 1994. In one of his final acts before retirement, Miami Archbishop Edward McCarthy appointed Rev. Fr. Michael J. Eivers pastor of the new church. Eivers was one of the pioneers in the introduction of cell groups to the Catholic community. The first parish authorized in western Broward County within the Catholic Church, a 13-acre site was marked for use by the organization on the site of an old bar.
Document 7: Norwich Cathedral: Norwich Cathedral is an English cathedral located in Norwich, Norfolk, dedicated to the "Holy and Undivided Trinity". It is the cathedral church for the Church of England Diocese of Norwich and is one of the Norwich 12 heritage sites.
Document 8: St. John's Cathedral (Kuala Lumpur): Cathedral of St John The Evangelist is the Mother Church of the Roman Catholic Archdiocese of Kuala Lumpur and the seat of its Archbishop, Julian Leow Beng Kim. The first Church on a nearby site was established in 1883, and consisted of a long wooden hall with a few windows built on a forested area of Bukit Nanas, and was dedicated to St John the Evangelist. It was later rebuilt with bricks walls and tile roofed, and today is used as The Community Services Centre". The current building was built in 1954 and completed in 1955 and consecrated in 1962, when it was also elevated to the status of cathedral. The building is known for its whitewashed exterior and twin spires at the west front. It also includes stained glass windows from Paris, depicting scenes from the Gospel.
Document 9: Peterborough Cathedral: Peterborough Cathedral, properly the Cathedral Church of St Peter, St Paul and St Andrew – also known as Saint Peter's Cathedral in the United Kingdom – is the seat of the Anglican Bishop of Peterborough, dedicated to Saint Peter, Saint Paul and Saint Andrew, whose statues look down from the three high gables of the famous "West Front". Although it was founded in the Anglo-Saxon period, its architecture is mainly Norman, following a rebuilding in the 12th century. With Durham and Ely Cathedrals, it is one of the most important 12th-century buildings in England to have remained largely intact, despite extensions and restoration.
Document 10: St Cedd's Church, Canning Town: St Cedd's Church was a Church of England church on Beckton Road in Canning Town, east London, dedicated to Cedd, evangelist to Essex, in whose ceremonial county the church falls. Opened as a brick hall in 1903-1904 as a mission of St Andrew's Church, Plaistow, it had a mission district assigned using parts of the parishes of St Andrew's and St Luke's in 1905. That mission district was turned into a separate parish in 1936, for which a new redbrick church was completed in 1939. Part of the former parish of Holy Trinity Church was assigned to St Cedd's in 1961, though the latter is no longer an Anglican church. Fire damaged in 1995, it was restored to house a Seventh-day Adventist congregation.
Document 11: Chichester Cathedral: Chichester Cathedral, formally known as the Cathedral Church of the Holy Trinity, is the seat of the Anglican Bishop of Chichester. It is located in Chichester, in Sussex, England. It was founded as a cathedral in 1075, when the seat of the bishop was moved from Selsey.
Document 12: Chelmsford Cathedral: Chelmsford Cathedral in the city of Chelmsford, Essex, England, is dedicated to St Mary the Virgin, St Peter and St Cedd. It became a cathedral when the Anglican Diocese of Chelmsford was created in 1914 and is the seat of the Bishop of Chelmsford.
Document 13: Brentwood Cathedral: The Cathedral of St Mary and St Helen is the Roman Catholic cathedral in the English town of Brentwood, Essex. It is the seat of the Diocese of Brentwood.
Document 14: Dean of Portsmouth: The Dean of Portsmouth is the head ("primus inter pares" – first among equals) and chair of the chapter of canons, the ruling body of Portsmouth Cathedral. The dean and chapter are based at the "Cathedral Church of Saint Thomas of Canterbury" in Portsmouth. Before 2000 the post was designated as a provost, which was then the equivalent of a dean at most English cathedrals. The cathedral is the mother church of the Anglican Diocese of Portsmouth and seat of the Bishop of Portsmouth. The current dean is David Brindley.
Document 15: St Chad's Cathedral, Birmingham: The Metropolitan Cathedral Church and Basilica of Saint Chad is the mother church of the Archdiocese of Birmingham and province of the Catholic Church in Great Britain and is dedicated to Saint Chad of Mercia. Built by Augustus Welby Pugin and substantially complete by 1841, St Chad's is one of the first four Catholic churches that were constructed after the English Reformation and raised to cathedral status in 1852. It is one of only four minor basilicas in England (the others being Downside Abbey, the National Shrine of Our Lady at Walsingham and Corpus Christi Priory, this last now disused). St Chad's is a Grade II* listed building. The cathedral is located in a public greenspace near St Chad's Queensway, in central Birmingham. s of 2014 the Archbishop was Bernard Longley and the Dean Canon Gerry Breen.
ground_truth: The Cathedral Church of St John the Evangelist