public class MySemanticAgent extends SemanticAgentBase {
  class MySemanticCapabilities extends SemanticCapabilities {
    protected SemanticInterpretationPrincipleTable setupSemanticInterpretationPrinciples() {
      SemanticInterpretationPrincipleTable t = super.setupSemanticInterpretationPrinciples();
      t.addSemanticInterpretationPrinciple(...);
      ...
      return t;
    }

    protected KBase setupKbase() {
      FilterKBase kb = (FilterKBase) super.setupKbase();
      kb.addKBAssertFilter(...);
      kb.addKBQueryFilter(...);
      ...
      return kb;
    }

    protected SemanticActionTable setupSemanticActions() {
      SemanticActionTable t = super. setupSemanticActions();
      t.addSemanticAction(...);
      ...
      return t;
    }
    ...
  }

  public MySemanticAgent() {
    this.semanticCapabilites = new MySemanticCapabilities();
  }
}

======================================

class BookBuyerCapabilities extends SemanticCapabilities {
  class PriceProposalSIP extends ApplicationSpecificSIPAdapter {
    ...
  }

  class SellActionDoneSIP extends ActionDoneSIPAdapter {
    ...
  }

  protected SemanticInterpretationPrincipleTable setupSemanticInterpretationPrinciples() {
    SemanticInterpretationPrincipleTable t = super.setupSemanticInterpretationPrinciples();
    t.addSemanticInterpretationPrinciple(new PriceProposalSIP());
    t.addSemanticInterpretationPrinciple(new SellActionDoneSIP());
    return t;
  }
}