Table:
text: 1984 NFL supplemental draft of USFL and CFL players
Third round
Third round
Pick_ NFL_Team Player Position_ Pro_Team College
76 Seattle Seahawks Frank Seurer QB Los Angeles Express Kansas
77 Cleveland Browns John Bond QB Saskatchewan Roughriders CFL Mississippi State
78 Denver Broncos Reggie Smith OT Tampa Bay Bandits Kansas
79 Pittsburgh Steelers Phil Boren OT Birmingham Stallions Arkansas
80 San Francisco 49ers Mark Schellen RB New Orleans Breakers Nebraska
81 Dallas Cowboys Jeff Spek TE New Jersey Generals San Diego State
82 Miami Dolphins Duan Hanks WR Philadelphia Stars Stephen F. Austin
83 Washington Redskins Clarence Verdin WR Houston Gamblers Southwestern Louisiana

Question: How many different players do the Washington Redskins have in the 1984 NFL Supplemental Draft from USFL and CFL players?