//labels
pos
neg

//number of features
3

//feature names
A
B
C

//number of examples
8

trainEx1  neg n n n
trainEx2  pos n n y
trainEx3  neg n y n
trainEx4  pos n y y
trainEx5  neg y n n
trainEx6  neg y n y
trainEx7  pos y y n
trainEx8  pos y y y