public void addDynamicList(ExprNodeDynamicListDesc desc, ExprNodeDesc parent,
        ExprNodeDesc grandParent, ReduceSinkOperator generator) {
      dynLists.add(new DynamicListContext(desc, parent, grandParent, generator));
    }
Find out if this predicate constains the synthetic predicate to be removed
ql/src/java/org/apache/hadoop/hive/ql/parse/GenTezUtils.java