|Position|Player|Free agency tag|Date signed|2013 team|
|---|---|---|---|---|
|QB|Josh McCown|UFA|March 29|Chicago Bears|
|RB|Kahlil Bell|UFA|August 11|New York Jets|
|OG|Lance Louis|UFA|March 27|Miami Dolphins|
|OG|Chris Spencer|UFA|April 1|Tennessee Titans|
|OG|Chilo Rachal|UFA|April 10|Arizona Cardinals|
|OT|Jonathan Scott|UFA|March 25|Chicago Bears|
|DE|Israel Idonije|UFA|June 25|Detroit Lions|
|DT|Amobi Okoye|UFA|–|–|
|LB|Geno Hayes|UFA|March 13|Jacksonville Jaguars|
|LB|Nick Roach|UFA|March 15|Oakland Raiders|
|CB|Zack Bowman|UFA|March 15|Chicago Bears|
|CB|D. J. Moore|UFA|March 19|Carolina Panthers|
|S|Troy Nolan|UFA|July 29|Tampa Bay Buccaneers|
|K|Olindo Mare|UFA|–|–|

Question: how many players play cb or og?
Answer: 5