human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: District, Total amount of trees, Prevailing types, %, Amount of old trees, Amount of trees, that require replacement
###Question: What is the amount of trees, that require replacement when the district is motovilikhinsky?
gpt
SELECT Amount of trees, that require replacement FROM table WHERE District = Motovilikhinsky