human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Family, Country, Launches, Successes, Failures, Partial failures
###Question: What is the partial failure for the Country of russia, and a Failure larger than 0, and a Family of angara, and a Launch larger than 1?
gpt
SELECT AVG Partial failures FROM table WHERE Country = russia AND Failures > 0 AND Family = angara AND Launches > 1