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_51 (score VARCHAR, outcome VARCHAR, opponent VARCHAR)
### Question:
what is the score when the outcome is winner against yevgeny kafelnikov?
### Answer:
SELECT score FROM table_name_51 WHERE outcome = "winner" AND opponent = "yevgeny kafelnikov"