for (Column ab : inputRelation) {
if (skipFirst) {
skipFirst = false;
continue;
}
Cell cell1 = new Cell(ab, new Row(1));
Cell cell2 = cell1.nextInColumn();
sb.append(",");
sb.append(String.format(SR_TO_REPEAT, cell1.getColumnO().toString(caf), cell1.getRowO().toString(caf), cell2.toString(caf), cell2.toString(caf)));
}