Table: us_europe_command_leaders
Columns: name
branch
term_began
term_ended
time_in_office

Question: What time in office does the U.S. Navy have?
SQL: SELECT "time_in_office" FROM us_europe_command_leaders WHERE "branch" = 'u.s. navy'

Question: When did the term end for the U.S. Marine Corps?
SQL: SELECT "term_ended" FROM us_europe_command_leaders WHERE "branch" = 'u.s. marine corps'