YOU SAID:

evolution of humankind started six milion years back

INTO JAPANESE

人類の進化は6 milion年前に始めました

BACK INTO ENGLISH

Evolution of the human race began to 6 milion years ago

INTO JAPANESE

人類の進化はmilion年前の6に始まりました

BACK INTO ENGLISH

Evolution of the human race began in 6 milion years ago

INTO JAPANESE

人類の進化はmilion年前の6に始まりました

BACK INTO ENGLISH

Evolution of the human race began in 6 milion years ago