Through the repetitions, the tension slowly escalates. The first repetition is: “tell me your names.” It can be inferred that the speaker is trying to give the slaves humanity by giving them names instead of calling them inventory. The way the speaker is demanding for the names can also be understood that there were no proper grave stones for the dead slaves, which makes the speaker upset: nobody mentioned slaves but somebody did this work who had no guide, no stone, who moulders under rock. (10-14)
These slaves were evidently buried “under rock” where no one can know their identity, much less remember them. This is evidence that shows how dishonored the slaves were. Because of this stanza, we can understand the implications