BABBDCCDDA
DBCBDBBAAC
BCCCACAABC
ABDCBAADCD
DCDBCADCAB

A: 2,10,18,19,25,27,28,31,36,37,46,49
B: 1,3,4,12,14,16,17,21,29,32,35,44,50
C: 6,7,13,20,22,23,24,26,30,34,39,42,45,48
D: 5,8,9,11,15,33,38,40,41,43,47


scoring{
     data(path = DefaultWorkspace, db = mydb, table = FORMX);
     keys(4);
     key1(options=(A,B,C,D), scores=(1,0,0,0), variables=(I2,I10,I18,I19,I25,I27,I28,I31,I36,I37,I46,I49)); 
     key2(options=(A,B,C,D), scores=(0,1,0,0), variables=(I1,I3,I4,I12,I14,I16,I17,I21,I29,I32,I35,I44,I50)); 
     key3(options=(A,B,C,D), scores=(0,0,1,0), variables=(I6,I7,I13,I20,I22,I23,I24,I26,I30,I34,I39,I42,I45,I48)); 
     key4(options=(A,B,C,D), scores=(0,0,0,1), variables=(I5,I8,I9,I11,I15,I33,I38,I40,I41,I43,I47));
}