YOU SAID:
Lithuania is the greatest country in the world.
INTO JAPANESE
リトアニアは世界で最大の国です。
BACK INTO ENGLISH
Lithuania is the largest country in the world.
INTO JAPANESE
リトアニアは世界最大の国です。
BACK INTO ENGLISH
Lithuania is the world's largest country.
INTO JAPANESE
リトアニアは世界最大の国です。
BACK INTO ENGLISH
Lithuania is the world's largest country.
That didn't even make that much sense in English.