Schema: CREATE TABLE table_18760137_2 (_number_s_reservoir_and_gnis_query_link INTEGER, _number_s_lake_and_gnis_query_link VARCHAR)
Question: Name the minimum number of reservoir for gnis query link where numbers lake gnis query link being 60
SQL: SELECT MIN(_number_s_reservoir_and_gnis_query_link) FROM table_18760137_2 WHERE _number_s_lake_and_gnis_query_link = 60