Cell ef1 = d1.nextInRow();
for (Column ab : inputRelation) {
String strAb = ab.toString(caf);
formulas.put(ef1, String.format(INDEX, strAb, strAb, strD1));
ef1 = ef1.nextInRow();
}
Cell a2 = a1.nextInColumn();
Cell c2 = c1.nextInColumn();
Cell d2 = d1.nextInColumn();