Table:
text: Memphis Grizzlies all-time roster
J
J
Player No_ Nationality Position_ Years_for_Grizzlies School_Club_Team
Bobby Jackson 24 United States Guard 2005-2006 Minnesota
Casey Jacobsen 23 United States Guard-Forward 2007-2008 Stanford
Alexander Johnson 32 United States Power forward 2006-2007 Florida State
Chris Johnson 4 United States Small forward 2013 Dayton
Bobby Jones 8 United States Forward 2008 Washington
Dahntay Jones 30 United States Guard-Forward 2003-2007 Duke
Damon Jones 11 United States Shooting guard 2000-2001 Houston

Question: What are the nationalities of the players who competed at Duke among the Memphis Grizzlies All-Time J-Roster?

Question: how many nationalities does athlete casey jacobsen have on the memphis grizzlies all-time j roster?

Question: Who are the players who attended Stanford among the Memphis Grizzlies All-Time J-Roster?

Question: How many athletes from the Memphis Grizzlies all-time J roster play the position of guard?

Question: from list of memphis grizzlies all-time j roster, what years did athletes attending school in minnesota play for the grizzlies ?