Question: What position was played by the player-coach of the 2016 Mumbai City FC?

Context articles: Éverton Santos
Steve Darby
List of neighbourhoods in Mumbai
Rafa Jordà
Tiago Ribeiro
2016 Mumbai City FC season
Mumbai City FC
Alexandre Guimarães
Lucian Goian
Nicolas Anelka

Everton Leandro dos Santos Pinto or simply Everton Santos (born 14 October 1986 in São José dos Campos, São Paulo state) is a Brazilian footballer who currently plays as a forward for Indian Super League franchise Mumbai City FC.
Stephen David "Steve" Darby (born 15 January 1955) is an English football coach and former player.
 He is well known throughout Asia as a pundit for ESPN Star Sports and most recently the Assistant coach of Mumbai City FC in Indian Super League.
The city of Mumbai consists of two distinct regions: Mumbai City district and Mumbai Suburban district, which form two separate revenue districts of Maharashtra.
 The city district region is also commonly referred to as the "Island City" or South Mumbai.
 Mumbai Suburban district lies to the north of Mumbai City district and comprises all of Mumbai's suburbs.
 The western part of the Mumbai Suburban district forms the Western Suburbs and the eastern portion forms the Eastern Suburbs.
 The suburbs of Chembur, Govandi, Mankhurd and Trombay lie to the south-east of the Eastern Suburbs.
 These suburbs are generally not considered as part of the Eastern Suburbs and are sometimes referred to as the "Harbour Suburbs".
Rafael "Rafa" Jordà Ruiz de Assin (born 1 January 1984) is a Spanish professional footballer who plays for Indian club Mumbai City FC as a centre forward.
Tiago Manuel Fernandes Ribeiro (born 15 June 1992 in Zürich) is a Portuguese footballer who last played for Indian club Mumbai City FC as a midfielder.
 He also holds Swiss citizenship.
The 2016 Mumbai City FC season was the club's third season since its establishment in 2014 and their third season in the Indian Super League, their most successful till date.
 This season was also the first in which the club was coached by Costa Rican Alexandre Guimarães, replacing Nicolas Anelka who served as player-coach the previous season.
 They finished first in the standings after the ending of the league season, qualifying for the semifinals for the very first time led by Diego Forlán who was their marquee player.
 However they lost in the semifinals to Atletico de Kolkata 3-2 on aggregate.
Mumbai City FC is an Indian professional football franchise based in Mumbai, Maharashtra, which competes in Indian Super League (ISL).
 The club was launched in August 2014 during the ISL's inaugural season.
 The team is co-owned by Bollywood actor Ranbir Kapoor and Bimal Parekh, a chartered accountant.
Alexandre Henrique Borges Guimarães (born November 7, 1959) is a Costa Rican retired footballer, who played in 1990 FIFA World Cup.
 He was the Costa Rica national football team head coach in Korea-Japan 2002 and Germany 2006, and had successful runs with teams like Al Wasl in United Arab Emirates, Tianjin Teda in China and Deportivo Saprissa in Costa Rica.
 His son Celso Borges currently plays for Deportivo La Coruña in Spanish La Liga.
 He represented Costa Rica nationally, despite being born and raised in Brazil.
 Currently, he manages ISL team, Mumbai City FC.
Lucian Goian (born 10 February 1983) is a Romanian professional footballer who currently plays for Mumbai City FC as a central defender.
Nicolas Sébastien Anelka (] ; born 14 March 1979) is a French football manager and former player who played as a forward.
 Prior to his retirement from international football, Anelka was also a regular member of the France national team.
 Anelka has been described as a classy and quick striker with good aerial ability, technique, shooting and movement off the ball.