Question: Who was Thomas Helveg's coach just before he helped win the 999 Serie A championship

Context paragraphs:
Carlton McKinney: Carlton B. McKinney (born October 21, 1964), is a retired professional basketball player.  Born in San Diego, California, he is listed at 6'4" and weighed 190 lbs.  McKinney played collegiate ball with the University of Tulsa Golden Hurricane (1983–1985) and Southern Methodist University Mustangs (1986–88).  He briefly played in the NBA with the Los Angeles Clippers (1989) and the New York Knicks (1991).  He played the majority of his professional basketball career in the CBA for the Topeka Sizzlers (1988–89), Quad City Thunder (1989–90), Santa Barbara Islanders (1990), Rapid City Thrillers (1990–91), Fargo-Moorhead Fever (1991–1992), Grand Rapids Hoops (1993–94) and Sioux Falls Skyforce (1994–1996), where he helped win a championship before retiring in 1996.  He also played overseas in Europe notably in Italy, Greece and Spain.  McKinney is currently the athletic director and boys' basketball coach at his high school alma mater, Nixon-Smiley High School, in Nixon, TX.

1998–99 Udinese Calcio season: Udinese Calcio only faded a little bit compared to its club record-breaking 1997–98 season, in which it finished third in Serie A.  With topscorer Oliver Bierhoff, midfielder Thomas Helveg and coach Alberto Zaccheroni all departing for Milan, Udinese was looking to be on the back foot prior to the start of the season.

Shea Ralph: Shea Sydney Ralph (born March 12, 1978) is a former collegiate basketball player and current assistant coach for the University of Connecticut Huskies women's basketball team.  Ralph was proficient in multiple sports, set state high school records in basketball, and earned multiple national player of the year awards in high school and college.  She helped win a National Championship as a player at the University of Connecticut in 2000 and won numerous individual awards, including the Sports Illustrated for Women Player of the Year and the Honda Sports Award for the best collegiate female athlete in basketball.  She suffered five ACL injuries in her career, two of which led to sitting out the 1997-98 season.  Ralph was drafted by the WNBA Utah Starzz, but continued knee problems prevented her from embarking on a professional career.  Ralph started her coaching career as an assistant coach at the University of Pittsburgh in 2003, then moved to the University of Connecticut in 2008.

Bubba Diggs: Bubba Diggs is currently the Head Coach for the Augusta Colts in the American Indoor Football Association.  Mr. Diggs played for the Clemson Tigers, and helped win the 1981 championship with the Tigers.  Bubba Diggs went 8-6 with the Augusta Spartans, taking down the Osceola Ghostriders in the Opening Round, and won over Columbus Lions in the World Indoor Bowl winning 63-60.  Facing financial difficulties, the team is taking the 2010 season off.

1997–98 Udinese Calcio season: Udinese Calcio sensationally finished third in Serie A, much due to Oliver Bierhoff being in the form of his life, scoring 27 goals in a league season consisting of just 34 matches.  Bierhoff, coach Alberto Zaccheroni and winger Thomas Helveg all left for Milan at the end of the season, ensuring Udinese had lots of work to do to stay at the level it was.

Thomas Helveg: Thomas Lund Helveg (born 24 June 1971) is a former Danish professional footballer who played as a defender for Odense Boldklub in the Danish Superliga, with whom he won the 1989 Danish championship.  The most prominent period of his career was five years with Italian club AC Milan, with whom he won the 1999 Serie A championship and 2003 UEFA Champions League tournament.

Pankaj Advani: Pankaj Arjan Advani (born 24 July 1985 in Pune) is an Indian professional player of English billiards and former professional snooker player.  In recognition of his achievements, the Government of India has bestowed several awards upon Advani—Arjuna Award in 2004, Rajiv Gandhi Khel Ratna in 2006, and Padma Shri in 2009.  He has achieved a hat-trick of hat-tricks in English billiards, holding the World, Asian, and Indian National Championship titles simultaneously, in three different years: 2005, 2008 and 2012.  He became a snooker professional only in 2012, and his first season on the main tour was the 2012/2013 season.  Advani won the 2014 IBSF World 6-Red Snooker Championship, on his debut in that discipline.  He is the only player ever to win world titles in both the long and short formats of snooker (15-red standard, and 6-red) and both formats of English billiards (time and point).  Advani is also India's first world champion in 6-red snooker.  On 14 August 2014, Advani helped win the first ever World Team Billiards Championship held in Glasgow, Scotland, along with Rupesh Shan, Devendra Joshi and Ashok Shandilya.

Jaren Jackson: Jaren Jackson Sr. (born October 27, 1967) is an American professional basketball coach and former professional basketball player.  A 6'4" (1.93 m) shooting guard born in New Orleans, Louisiana, Jackson played at Georgetown University from 1985 to 1989 and graduated with a bachelor's degree in finance.  He was never drafted into the NBA but played 13 season for multiple teams.  He is best known for his tenure with the San Antonio Spurs, who he helped win their first NBA Championship in 1999.

Anton Doboș: Anton Doboș (born 13 October 1965) is a retired Romanian football defender, who debuted in Divizia A with U Cluj in 1988.  He went to Dinamo Bucureşti in 1989 and helped win one league title before he headed to their rival team Steaua Bucureşti, where he helped win four league titles.

Ken Herock: Ken Herock (born July 16, 1941, in Pittsburgh) was an American college and professional football player who played tight end.  He played collegiately at West Virginia and professionally in the American Football League, where he played for the AFL Champion Oakland Raiders in the second AFL-NFL World Championship Game, held after the 1967 season.  He attended Munhall High School in Pittsburgh.  His six-year pro career was spent with the Oakland Raiders, who he helped win the AFL title, the Cincinnati Bengals, and the Boston Patriots.  After his playing career ended, Herock was a player personnel executive in the NFL with the Raiders, the Tampa Bay Buccaneers, and the Atlanta Falcons.  He is known for trading Brett Favre from the Falcons to the Green Bay Packers at the urging of head coach Jerry Glanville.

Supporting paragraphs: 1998–99 Udinese Calcio season Thomas Helveg
Answer: Alberto Zaccheroni