How to do a backbend against a wall<br>Find a good, clear spot. Find a wall space that is clear of any obstructions such as furniture, plants or sharp objects. It should have nothing that could injure you near it.
It’s hard to find a good place to do a back bend 
( z1 hard :ARG1 ( z2 find :ARG1 ( z3 place :location-of ( z4 bend :direction ( z5 back ) ) :ARG1-of ( z6 good ) ) ) )