Indian hockey team preparing for the Olympic qualifier defeated South Africa in the fourth test by 4 against 3 goals, in a match played at Dhyan Chand Stadium in New Delhi.With this, India have already won three matches against South Africa in a five matches test series.In the first half South Africa scored one goal but in the second half Indians returned the attack with scoring four goals in 12 minutes. Yuvraj Valmiki scored two goals.