Table schema:
CREATE TABLE table_name_8 (literacy__2003_ VARCHAR, state VARCHAR, hdi__2005_ VARCHAR, gdp_per_capita__us$___2004_ VARCHAR)

Question: Which Literacy (2003) has an HDI (2005) smaller than 0.718, and a GDP per capita (US$) (2004) smaller than 3877, and a State of maranhão?
SQL: SELECT literacy__2003_ FROM table_name_8 WHERE hdi__2005_ < 0.718 AND gdp_per_capita__us$___2004_ < 3877 AND state = "maranhão"