tbh it's not 100% clear..
a. CLIMB (or DESCEND)
followed as necessary by:
(i) TO (level)
(ii) TO AND MAINTAIN (level)
(iii) TO REACH (level) AT (or BY) (time or significant point)
(iv) TO (level) REPORT LEAVING (or REACHING or PASSING or APPROACHING) (level)
(v) AT (number) FEET PER MINUTE [MINIMUM (or MAXIMUM)]