Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_19072602_3 (team_europe VARCHAR, team_usa VARCHAR)
### Question:
When chris barnes is on team usa how many europe teams are there?
### Answer:
SELECT COUNT(team_europe) FROM table_19072602_3 WHERE team_usa = "Chris Barnes"