<prompt> The structures leaving the pelvis through the greater sciatic notch and entering via lesser notch are all except-Nerve to obturator internusInternal pudendal vesselsPudendal nerveNerve to quadratus femoris  <response>: Among the given options, all the three except nerve to quadratus femoris, leaves the pelvis through greater sciatic foramen and re-enters through lesser sciatic foramen. 