Square - Non-Hybrid Corporation for U.S. and foreign country income tax purposesCircle - Branch or Permanent Establishment (PE) for U.S. and foreign country income tax purposesTriangle - Non-Hybrid Partnership for U.S. and foreign country income tax purposes Square With Circle - Hybrid Entity - Disregarded Entity for U.S. income tax purposes and Corporation for foreign country income tax purposes Square with Triangle - Hybrid Partnership - Partnership for U.S. income tax purposes and Corporation for foreign country income tax purposes Square with Inverted Triangle - Reverse Hybrid Entity - Corporation for U.S. income tax purposes and Partnership (or Disregarded Entity) for foreign country income tax purposes