Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_15001681_1 (mens_singles VARCHAR, year VARCHAR)

### Question ###
In 1987 who was the mens singles

### Accurate SQL ###

SELECT mens_singles FROM table_15001681_1 WHERE year = 1987