Question: Santiago Biglieri's nickname refers to his physical similarity with a footballer that played what position?

Context paragraphs:
Moondoggie: Moondoggie is a fictional character created by Frederick Kohner in his novel "Gidget, The Little Girl with Big Ideas".  He appears as a principal character in five of the eight Gidget novels, but is a minor character or is only mentioned in passing in "Cher Papa", "The Affairs of Gidget" and "Gidget Goes Parisienne".  He is portrayed as a surfer who saves Gidget from drowning and later becomes romantically involved with her.  In the novels, two of the television movies and "The New Gidget", his real name is Geoffrey H. Griffin (the middle initial is mentioned only in the first novel), but in the three "Gidget" motion pictures and the 1960s sitcom "Gidget" his name is changed to Jeffrey Matthews, and in "Gidget Gets Married" his name is Jeff Stevens.  In the novelization "Gidget Goes Hawaiian" we learn that his nickname refers to his fondness for surfing by moonlight.

Silicon Gulf: Silicon Gulf is a nickname for Davao City and extends to the Davao Region, at Southern Mindanao, Philippines.  The nickname refers to the growing number of information technology and IT enabled services (ITES) companies sprouting in the area.  The name was adapted from Silicon Valley, referring to the high tech cluster in the San Francisco Bay Area in northern California.

Yukagir mammoth: The Yukagir Mammoth is a frozen adult male woolly mammoth specimen found in the autumn of 2002 in northern Yakutia, Arctic Siberia, Russia, and is considered to be an exceptional discovery.  The nickname refers to the Siberian village near where it was found.

Flat-iron gunboat: Flat-iron gunboats (more formally known as Rendel gunboats) were a number of classes of coastal gunboats generally characterised by small size, low freeboard, the absence of masts, and the mounting of a single non-traversing large gun, aimed by pointing the vessel.  They acquired their nickname from the physical similarity with the flat iron used for ironing clothes during the 19th century.

Monsieur Mosse: Monsieur Mosse, originally Raimo Jääskeläinen, was a Finnish make-up artist (1932–1992).  Monsieur Mosse was the first openly gay Finnish celebrity, who "came out of the closet" in 1971.  His nickname refers to his role as a UN ranger called Mosse in the Åke Lindman-directed film "Laukaus Kyproksella".  In the 1970s Monsieur Mosse ran beauty parlours in Helsinki and Tampere.  Monsieur Mosse was permanent fixture of the magazine "Hymy".  He published his autobiography "Voi pojat, kun tietäisitte!"  ( translates "Oh boys, if you only knew!")  in 1981.

Santiago Biglieri: Santiago Biglieri (born 11 February 1986 in Posadas, Misiones) is an Argentine football striker who plays for CA Colón.  His nickname "Saviolita" refers to his physical similarity with Javier Saviola.

John Armstrong (of Carrick): John Armstrong of Carrick (1909 - 1984) was a farmer, huntsman, stick dresser and traditional musician from near Elsdon, in central Northumberland.  His nickname refers to High Carrick, his hill farm on the edge of the Otterburn Army ranges, near Elsdon; Armstrong is a common name in the Borders.  He claimed descent from the Border reiver Johnnie Armstrong of Gilnockie.  His wife was descended from Muckle Jock Milburn.

Knick-Ei: Knick-Ei ("dented egg") was the nickname of a sports hall located at the corner of Feldstraße and Bahnhofstraße in the city of Halstenbek, located in Pinneberg county in the state of Schleswig-Holstein in northern Germany.  The nickname refers to the hall's dome-shaped roof which collapsed twice during construction.  The building's official name was "Sporthalle Feldstraße".

Javier Saviola: Javier Pedro Saviola Fernández (] ; born 11 December 1981) is a retired Argentine professional footballer who played as a forward.

Alasdair Crotach MacLeod: Alasdair Crotach MacLeod (Scottish Gaelic: Alasdair Crotach MacLeòid) (1450 – 1547) is considered to be the eighth chief of Scottish Clan MacLeod.  He was the son of the seventh chief William Dubh and succeeded his father in 1480, following William Dubh's death at the Battle of Bloody Bay.  He was the first MacLeod chief not to be buried on the island of Iona.  The Scottish Gaelic word "crotach" means "humpbacked" and the nickname refers to wounds he received during battle which crippled him the rest of his life.  Alasdair Crotach's tomb is one of the most magnificently carved tombs of its era in Scotland.  He was succeeded by his son, William.

Supporting paragraphs: Santiago Biglieri Javier Saviola
Answer: forward