CREATE TABLE table_79544 ("Mountain" CLOB, "Height  ( m ) " FLOAT, "Prominence  ( m ) " FLOAT, "Range" CLOB, "Country" CLOB)

Which Country has a Prominence (m) smaller than 1540, and a Height (m) smaller than 3530, and a Range of virunga mountains, and a Mountain of nyiragongo?
SELECT "Country" FROM table_79544 WHERE "Prominence (m)" < '1540' AND "Height (m)" < '3530' AND "Range" = 'virunga mountains' AND "Mountain" = 'nyiragongo'
SELECT "Country" FROM "table_79544" WHERE "Height (m)" < '3530' AND "Mountain" = 'nyiragongo' AND "Prominence (m)" < '1540' AND "Range" = 'virunga mountains'