Question: Longwall Street is named after an old city wall to the west of it, now largely hidden in the grounds of which University of Oxford constituent college? 

Context paragraphs:
Dead Man's Walk, Oxford: Dead Man's Walk (or Deadman's Walk) is a footpath running east–west in central Oxford, England, situated immediately to the south of Merton College and just outside the old city wall, with Corpus Christi College at the western end.  To the north, Grove Walk connects with Merton Street through a gateway.  Immediately to the south is Merton Field with Merton Walk connecting to the wide tree-lined Broad Walk, which runs parallel with Dead Man's Walk.  Beyond that is Christ Church Meadow.

Palauet de la muralla de Balaguer: The City Wall Manor House is an old mansion, located in the historic center of the town of Balaguer (Noguera), in the old Jewish quarter.  Located near Plaça Mercadal, its main facade faces Miracle Street, where the adjoining house separates it from the Church of Sant Joseph, which was a synagogue in the past.  The back of the house, a part of the old city wall, faces the Segre river.  Can Tarragona shares with the neighboring houses.

St Cross Road: St Cross Road is a road in Oxford, England.  It links South Parks Road to the north and Longwall Street to the south, where it also meets Holywell Street.  The road is named after St Cross Church.

Beijing Ming City Wall Ruins Park: The Beijing Ming City Wall Ruins Park () is a park in Beijing with the longest and best preserved section of the city's Ming Dynasty city wall.  The park is located 3 km from the city center and extends west from Chongwenmen to Dongbianmen and then north to near the Beijing Railway Station.  The park features a 1.5 km section of the Ming city wall and the Southeast Corner Tower, which are over 550 years old and surrounded by green park space to the south and east.  The park covers an area of 15.5 ha , including 3.3 ha of fortifications and 12.2 ha of green space.  Access to the corner tower and the ramparts atop the wall is available during business hours and require paying admission.  The corner tower also houses the Red Gate Gallery.  The rest of the park is free and open to the public at all times.

Holywell Street: Holywell Street is a street in central Oxford, England.  It runs east-west with Broad Street to the west and Longwall Street to the east.  About halfway along, Mansfield Road adjoins to the north.

St Sepulchre-without-Newgate: St Sepulchre-without-Newgate, also known as the Church of the Holy Sepulchre (Holborn), is an Anglican church in the City of London.  It is located on Holborn Viaduct, almost opposite the Old Bailey.  In medieval times it stood just outside ("without") the now-demolished old city wall, near the Newgate.  It has been a living of St John's College, Oxford, since 1622 and is part of the area designated the "Newgate Street Conservation Area" (No.6) by the City of London Corporation.

Jericho, Oxford: Jericho is an historic suburb of the English city of Oxford.  It consists of the streets bounded by the Oxford Canal, Worcester College, Walton Street and Walton Well Road.  Located outside the old city wall, it was originally a place for travellers to rest if they had reached the city after the gates had closed.  The name Jericho may have been adopted to signify this 'remote place' outside the wall.

Longwall Street: Longwall Street is a street in central Oxford, England.  It runs for about 300 metres along the western flank of Magdalen College.  A high, imposing 15th century stone wall separates the college from the street along its entire length.  Behind part of the wall is the college's deer park.  The street is actually named after the old city wall to the west of the street, now largely hidden in the grounds of New College.

New College, Oxford: New College is one of the constituent colleges of the University of Oxford in the United Kingdom.  Founded in 1379 by William of Wykeham, the full name of the college is The Warden and Scholars of St Mary's College of Winchester in Oxford.  The name "New College", however, soon came to be used following its completion in 1386 to distinguish it from the older existing college of St. Mary, now known as Oriel College.

Holywell Cemetery: Holywell Cemetery is next to St Cross Church in Oxford, England.  The cemetery is behind the church in St Cross Road, south of Holywell Manor on Manor Road and north of Longwall Street, in the parish of Holywell.

Supporting paragraphs: Longwall Street New College, Oxford
Answer: New College