if (foundPSE && foundDrug) {
PSESentence ps = new PSESentence(jcas);
ps.setBegin(sen.getBegin());
ps.setEnd(sen.getEnd());
ps.addToIndexes();
} else if (foundPSE && !foundDrug) {
int num = sen.getSentenceNumber();
num = (num > 0) ? num - 1 : num;
int[] previousSenSpan = SEUtil
.getSentenceSpanOfGivenSentenceNum(jcas, num);