Hubert Lamwrote in message <7o6m6l$cvk$1@news1.mpx.com.au">7o6m6l$cvk$1@news1.mpx.com.au>... 4 car S + 4 car K is common around the place, but then it doesn't make sense to go into the S set when there is nice air-conditioning (warm!!!) in the adjacent car.