Answer:
In the poem, the speaker describes the journey of a strange creature that resembles a horse. The speaker describes the speed of the creature, its feeding process, and how it moves around mountains and over hills. The creature passes through a tunnel where it makes a hooting noise. It sounds like “Boanerges.” (In the Bible, Jesus gave the last name Boanerges to his disciples James and John. It means “sons of thunder.”) The creature finally reaches its stable on time and stays "docile" (obedient) and "omnipotent" (all-powerful). Throughout the poem, the reader can infer that the unspecified creature is actually a train.
Step-by-step explanation: