https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSXhQEftg_AmKCPj82h_YhJXZTptpnBPvQ8trMrHL3X_Xde2ByFjw

and what else?...backtracking again...and pat, can you remember this manoeuvre?...ha ha ha...go figure:

 

http://www.martialtaichi.co.uk/articles/tai_chi.php