@relation equal4

@attribute a1 {0,1}
@attribute a2 {0,1}
@attribute a3 {0,1}
@attribute a4 {0,1}
@attribute class {more-zeros,equal,more-ones}

@data

0,0,0,0,more-zeros
1,0,0,0,more-zeros
0,1,0,0,more-zeros
1,1,0,0,equal
0,0,1,0,more-zeros
1,0,1,0,equal
0,1,1,0,equal
1,1,1,0,more-ones
0,0,0,1,more-zeros
1,0,0,1,equal
0,1,0,1,equal
1,1,0,1,more-ones
0,0,1,1,equal
1,0,1,1,more-ones
0,1,1,1,more-ones
1,1,1,1,more-ones