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Print wine quality vs alcohol winequality-red.csv file

  density   pH sulphates alcohol quality
1  0.9978 3.51      0.56     9.4       5
2  0.9968 3.20      0.68     9.8       5
3  0.9970 3.26      0.65     9.8       5
4  0.9980 3.16      0.58     9.8       6
5  0.9978 3.51      0.56     9.4       5
6  0.9978 3.51      0.56     9.4       5

Print a plot alcohol vs sulphates