'V1','V2','V3','V4','risk'
7.0,3.2,4.7,1.4,'n'
6.4,3.2,4.5,1.5,'n'
6.9,3.1,4.9,1.5,'n'
5.5,2.3,4.0,1.3,'n'
6.5,2.8,4.6,1.5,'n'
5.7,2.8,4.5,1.3,'n'
6.3,3.3,4.7,1.6,'n'
4.9,2.4,3.3,1.0,'n'
6.6,2.9,4.6,1.3,'n'
5.2,2.7,3.9,1.4,'n'
5.0,2.0,3.5,1.0,'n'
5.9,3.0,4.2,1.5,'n'
6.0,2.2,4.0,1.0,'n'
6.1,2.9,4.7,1.4,'n'
5.6,2.9,3.6,1.3,'n'
6.7,3.1,4.4,1.4,'n'
5.6,3.0,4.5,1.5,'n'
5.8,2.7,4.1,1.0,'n'
6.2,2.2,4.5,1.5,'n'
5.6,2.5,3.9,1.1,'n'
5.9,3.2,4.8,1.8,'n'
6.1,2.8,4.0,1.3,'n'
6.3,2.5,4.9,1.5,'n'
6.1,2.8,4.7,1.2,'y'
6.4,2.9,4.3,1.3,'y'
6.6,3.0,4.4,1.4,'y'
6.8,2.8,4.8,1.4,'y'
6.7,3.0,5.0,1.7,'y'
6.0,2.9,4.5,1.5,'y'
5.7,2.6,3.5,1.0,'y'
5.5,2.4,3.8,1.1,'y'
5.5,2.4,3.7,1.0,'y'
5.8,2.7,3.9,1.2,'y'
6.0,2.7,5.1,1.6,'y'
5.4,3.0,4.5,1.5,'y'
6.0,3.4,4.5,1.6,'y'
6.7,3.1,4.7,1.5,'y'
6.3,2.3,4.4,1.3,'y'
5.6,3.0,4.1,1.3,'y'
5.5,2.5,4.0,1.3,'y'
5.5,2.6,4.4,1.2,'y'
6.1,3.0,4.6,1.4,'y'
5.8,2.6,4.0,1.2,'y'
5.0,2.3,3.3,1.0,'y'
5.6,2.7,4.2,1.3,'y'
5.7,3.0,4.2,1.2,'y'
5.7,2.9,4.2,1.3,'y'
6.2,2.9,4.3,1.3,'y'
5.1,2.5,3.0,1.1,'y'
5.7,2.8,4.1,1.3,'y'