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_50 (position VARCHAR, player VARCHAR, nationality VARCHAR, jersey_number_s_ VARCHAR)
### Question:
What is Postition, when Nationality is United States, when Jersey Number(s) is 12, and when Player is Tom Black Category:Articles With hCards?
### Answer:
SELECT position FROM table_name_50 WHERE nationality = "united states" AND jersey_number_s_ = "12" AND player = "tom black category:articles with hcards"