code: public void setTpc(boolean v) {
      if (PTBConstituent_Type.featOkTst && ((PTBConstituent_Type)jcasType).casFeat_tpc == null)
        jcasType.jcas.throwFeatMissing("tpc", "de.julielab.jules.types.PTBConstituent");
      jcasType.ll_cas.ll_setBooleanValue(addr, ((PTBConstituent_Type)jcasType).casFeatCode_tpc, v);}
docs: setter for tpc - sets Marks elements that appear before the subject in a declarative sentence, O
  @generated
  @param v value to set into the feature