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_78 (source VARCHAR, remainder VARCHAR, topinka__r_ VARCHAR)
### Question:
Which Source has a Remainder of 15%, and a Topinka of 26%?
### Answer:
SELECT source FROM table_name_78 WHERE remainder = "15%" AND topinka__r_ = "26%"