Cross Breed Thru

This call has its historical roots in the details of what "Cross Trail" used to mean. The modern definition is: Slide Thru, and any trailers Pass Thru, passing left shoulders.

\phBB{g2s,g1n,b2s,b1n} \phBB{g1w,b2w,b1e,g2e}
2 1 2 1 1 2 1 2
before Cross Breed Thru after