You must read and completely understand the experiment and all of the experimental procedures before you start working in the lab .
(You; must read; ) (You; understand; the experiment and all of the experimental procedures; T:before you start working in the lab) (you; start; working in the lab) Context(you start,List([101, 110))):(you; start working; L:in the lab)
you start,List([101, 110))
You You you you
must read understand start start working
the experiment and all of the experimental procedures T:before you start working in the lab
working in the lab
L:in the lab