Table: philadelphia_union_roster
Columns: name
position
country
years
games
minutes
goals
assists
int_caps
int_goals

Question: What are the names of players from the dr congo?
SQL: SELECT "name" FROM philadelphia_union_roster WHERE "country" = 'DR Congo'

Question: How many is the high assist total for players from panama?
SQL: SELECT MAX("assists") FROM philadelphia_union_roster WHERE "country" = 'Panama'