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_93 (d_50_√ VARCHAR, d_47_√ VARCHAR)
### Question:
What is the D 50 √ when the D 47 √ is r 27 √?
### Answer:
SELECT d_50_√ FROM table_name_93 WHERE d_47_√ = "r 27 √"