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_name_20 (round VARCHAR, nationality VARCHAR, player VARCHAR)
### Question:
What is the round number when nationality was United States, and player is Jeffrey Foss?
### Answer:
SELECT COUNT(round) FROM table_name_20 WHERE nationality = "united states" AND player = "jeffrey foss"