Question: Harbour City is a large shopping mall in Tsim Sha Tsui that features a place called The Gateway, which is what?

Context paragraphs:
Hanoi Road: Hanoi Road () is a road in Tsim Sha Tsui, Kowloon, Hong Kong.  Almost an entire block west of the road was redeveloped in the early 2000s for the construction of the Masterpiece, a skyscraper featuring K11, a shopping mall.  Exits N1 and N2 of the Tsim Sha Tsui MTR Station is located on the road.

Canton Road Station: Canton Road Station (Trad.  Chinese: 廣東道站) was a planned railway station on the Kowloon Southern Link of West Rail Line between East Tsim Sha Tsui Station and Austin Station, beneath the shopping mall, Harbour City in Tsim Sha Tsui, by replacing the existing underground car park.  But it was never to be built because of the failed negotiations between the Kowloon-Canton Railway Corporation (KCRC), the former developer of the station, and The Wharf (Holdings) Limited, the owner of the Harbour City.

Kowloon Public Pier: Kowloon Public Pier () or Tsim Sha Tsui Public Pier () is a public pier in Tsim Sha Tsui, Kowloon, Hong Kong.  It approaches Hong Kong Cultural Centre and Victoria Harbour.  Any boat can freely park at the pier.

China Hong Kong City: China Hong Kong City () is a commercial complex including five office towers which have a shopping centre, office buildings, a hotel and a ferry terminal in Tsim Sha Tsui, Kowloon, Hong Kong.  It is situated along Canton Road, next to The Gateway and the Tsim Sha Tsui Fire Station.  The complex is managed by Sino Group.

Mong Kok District: Mong Kok District () was one of the districts of Hong Kong, covering the areas of Mong Kok and Tai Kok Tsui in Kowloon.  In 1994, the district was merged with Yau Tsim District, which covered Tsim Sha Tsui, Tsim Sha Tsui East, Yau Ma Tei, King's Park and Kwun Chung), to form Yau Tsim Mong District.

Harbour City (Hong Kong): Harbour City is a large shopping mall in Tsim Sha Tsui, Hong Kong.  It is part of a series of office blocks and hotels.  It comprises several parts: Marco Polo Hong Kong Hotel, Ocean Terminal, Ocean Centre (with 1980s retro decor), the Gateway and the Pacific Club Kowloon.  The complex is located along the west side of Canton Road, stretching from the Star Ferry Pier in the south to China Hong Kong City in the north.

Holt's Wharf: Holt's Wharf () was a godown terminal in Tsim Sha Tsui, Kowloon, Hong Kong in the 20th century.  It was set up in 1910 and jointly owned by British Swire Group and Blue Funnel Line.  It was located at the southeast seaside of Tsim Sha Tsui and the south of Signal Hill.  Since it was next to Tsim Sha Tsui KCR Station, it acted as a railway and freight logistics hub in Hong Kong.

The Gateway, Hong Kong: The Gateway (), part of Harbour City, is the office buildings with shopping arcade at lower level in Tsim Sha Tsui, Kowloon, Hong Kong.

Tsim Sha Tsui: Tsim Sha Tsui (), often abbreviated as TST, is an urban area in southern Kowloon, Hong Kong.  The area is administratively part of the Yau Tsim Mong District.  Tsim Sha Tsui East is a piece of land reclaimed from the Hung Hom Bay now east of Tsim Sha Tsui.  The area is bounded north by Austin Road and in the east by Hong Chong Road and Cheong Wan Road.

Star Ferry Pier, Tsim Sha Tsui: Star Ferry Pier, Tsim Sha Tsui, or Tsim Sha Tsui Ferry Pier, is a pier located on reclaimed land at the southernmost tip of Tsim Sha Tsui on Kowloon Peninsula in Hong Kong.  It is commonly known as Star Ferry Pier (天星碼頭) in Tsim Sha Tsui.  Star Ferry operates the pedestrian ferry service across Victoria Harbour to Wan Chai and to Central on Hong Kong Island.  The location is identified as "Kowloon Point" in the franchise held by Star Ferry.

Supporting paragraphs: The Gateway, Hong Kong Harbour City (Hong Kong)
Answer: office buildings with shopping arcade at lower level