human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: D 48 +, D 47 +, D 46 +, D 45 O, D 44 O, D 43 √, D 42 √, D 41 √
###Question: What is the value of D 43 √ when the value of D 42 √ is d 42 √?
gpt
SELECT D 43 √ FROM table WHERE D 42 √ = d 42 √