Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Game | Date | Referee | Umpire | Head Linesman | Line Judge | Field Judge | Back Judge |
| --- | --- | --- | --- | --- | --- | --- | --- |
| V | 17 January 1971 | Norm Schachter | Paul Trepinski | Ed Marion | Jack Fette | Fritz Graf | Hugh Gamber |
| VI | 16 January 1972 | Jim Tunney | Joe Connell | Al Sabato | Art Holst | Bob Wortman | Ralph Vandenberg |
| VII | 14 January 1973 | Tom Bell | Lou Palazzi | Tony Veteri | Bruce Alford | Tony Skover | Tom Kelleher |
| VIII | 13 January 1974 | Ben Dreith | Ralph Morcroft | Leo Miles | Jack Fette | Fritz Graf | Stan Javie |
| IX | 12 January 1975 | Bernie Ulman | Al Conway | Ed Marion | Bruce Alford | Dick Dolack | Ray Douglas |
| X | 18 January 1976 | Norm Schachter | Joe Connell | Leo Miles | Jack Fette | Bill O'Brien | Stan Javie |
| XI | 9 January 1977 | Jim Tunney | Lou Palazzi | Ed Marion | Bill Swanson | Armen Terzian | Tom Kelleher |
| XII | 15 January 1978 | Jim Tunney | Joe Connell | Tony Veteri | Art Holst | Bob Wortman | Ray Douglas |
| XIII | 21 January 1979 | Pat Haggerty | Art Demmas | Jerry Bergman | Jack Fette | Fred Swearingen | Pat Knight |
| XIV | 20 January 1980 | Fred Silva | Al Conway | Burl Toler | Bob Beeks | Charley Musser | Stan Javie |
| XV | 25 January 1981 | Ben Dreith | Frank Sinkovitz | Tony Veteri | Tom Dooley | Fritz Graf | Tom Kelleher |
| XVI | 24 January 1982 | Pat Haggerty | Al Conway | Jerry Bergman | Bob Beeks | Don Hakes | Bill Swanson |
| XVII | 30 January 1983 | Jerry Markbreit | Art Demmas | Dale Hamer | Bill Reynolds | Don Orr | Dick Hantak |
| XVIII | 22 January 1984 | Gene Barth | Gordon Wells | Jerry Bergman | Bob Beeks | Fritz Graf | Gil Mace |
| XIX | 20 January 1985 | Pat Haggerty | Tom Hensley | Leo Miles | Ray Dodez | Bob Lewis | Tom Kelleher |
| XX | 26 January 1986 | Red Cashion | Ron Botchan | Dale Williams | Bama Glass | Jack Vaughan | Al Jury |
| XXI | 25 January 1987 | Jerry Markbreit | Bob Boylston | Terry Gierke | Bob Beeks | Pat Mallette | Jim Poole |
| XXII | 31 January 1988 | Bob McElwee | Al Conway | Dale Hamer | Jack Fette | Johnny Grier | Al Jury |
| XXIII | 22 January 1989 | Jerry Seeman | Gordon Wells | Jerry Bergman | Bob Beeks | Bobby Skelton | Paul Baetz |
| XXIV | 28 January 1990 | Dick Jorgensen | Hendi Ancich | Earnie Frantz | Ron Blum | Don Orr | Al Jury |
| XXV | 27 January 1991 | Jerry Seeman | Art Demmas | Sid Semon | Dick McKenzie | Jack Vaughan | Banks Williams |
| XXVI | 26 January 1992 | Jerry Markbreit | Bob Boylston | Dale Williams | Ron Blum | Paul Baetz | Ed Merrifield |
| XXVII | 31 January 1993 | Dick Hantak | Ron Botchan | Ron Phares | Dick McKenzie | Donnie Hampton | Jim Poole |
| XXVIII | 30 January 1994 | Bob McElwee | Art Demmas | Sid Semon | Tom Barnes | Don Orr | Al Jury |
| XXIX | 29 January 1995 | Jerry Markbreit | Ron Botchan | Ron Phares | Ron Baynes | Jack Vaughan | Tim Millis |
| XXX | 28 January 1996 | Red Cashion | John Keck | Paul Weidner | Dale Orem | Don Hakes | Dick Creed |
| XXXI | 26 January 1997 | Gerald Austin | Ron Botchan | Earnie Frantz | Jeff Bergman | Phil Luckett | Scott Steenson |
| XXXII | 25 January 1998 | Ed Hochuli | Jim Quirk | John Schleyer | Ben Montgomery | Don Dorkowski | Paul Baetz |
| XXXIII | 31 January 1999 | Bernie Kukar | Jim Daopoulos | Sanford Rivers | Ron Baynes | Tim Millis | Don Hakes |
| XXXIV | 30 January 2000 | Bob McElwee | Ron Botchan | Earnie Frantz | Byron Boston | Al Jury | Bill Leavy |
| XXXV | 28 January 2001 | Gerald Austin | Chad Brown | Tony Veteri, Jr. | Walt Anderson | Bill Lovett | Bill Schmitz |
| XXXVI | 3 February 2002 | Bernie Kukar | Jeff Rice | Mark Hittner | Ron Phares | Pete Morelli | Scott Green |
| XXXVII | 26 January 2003 | Bill Carollo | Ed Coukart | Dale Williams | Mark Steinkerchner | Tom Sifferman | Don Carey |
| XXXVIII | 1 February 2004 | Ed Hochuli | Jeff Rice | Mark Hittner | Ben Montgomery | Tom Sifferman | Scott Green |
| XXXIX | 6 February 2005 | Terry McAulay | Carl Paganelli | Gary Slaughter | Mark Steinkerchner | Tom Sifferman | Tony Steratore |
| XL | 5 February 2006 | Bill Leavy | Garth DeFelice | Mark Hittner | Mark Perlman | Steve Zimmer | Bob Waggoner |
| XLI | 4 February 2007 | Tony Corrente | Carl Paganelli | George Hayward | Ron Marinucci | Jim Saracino | Perry Paganelli |
| XLII | 3 February 2008 | Mike Carey | Tony Michalek | Gary Slaughter | Carl Johnson | Boris Cheek | Scott Helverson |
| XLIII | 1 February 2009 | Terry McAulay | Roy Ellison | Derrick Bowers | Mark Perlman | Greg Gautreaux | Keith Ferguson |
| XLIV | 7 February 2010 | Scott Green | Undrey Wash | John McGrath | Jeff Seeman | Rob Vernatchi | Greg Steed |
| XLV | 6 February 2011 | Walt Anderson | Chad Brown | Kent Payne | John Hussey | Doug Rosenbaum | Scott Helverson |
| XLVI | 5 February 2012 | John Parry | Carl Paganelli | Tom Stabile | Gary Arthur | Gary Cavaletto | Tony Steratore |
| XLVII | 3 February 2013 | Jerome Boger | Darrell Jenkins | Steve Stelljes | Byron Boston | Craig Wrolstad | Dino Paganelli |
Question:
Who is the head linesman of the game on 1 February 2009?
Answer:
Derrick Bowers