pl 

flatten (TParallelInstruction)

pl 

name (TParallelInstruction)

pl 

outputs (TParallelInstruction)

pl 

parDo (TParallelInstruction)

pl 

partialGroupByKey (TParallelInstruction)

pl 

read (TParallelInstruction)

pl 

systemName (TParallelInstruction)

pl 

write (TParallelInstruction)