How to find the complete subject and simple subject

How do the excerpt and diagram complement one another?

This excerpt is from “the poet” by alfred, lord tennyson. the poem describes a poet's consciousness and perception. which three lines suggest the richness of a poet's thoughts? thus truth was multiplied on truth, [the world like one great garden show'd,] and thro' the wreaths of floating dark upcurl'd, rare sunrise flow'd. [and freedom rear'd in that august sunrise] her beautiful bold brow, when rites and forms before his burning eyes melted like snow. [there was no blood upon her maiden robes] sunn'd by those orient skies; but round about the circles of the globes of her keen eyes and in her raiment's hem was traced in flame wisdom, a name to shake [all evil dreams of power--a sacred name.] and when she spake, [her words did gather thunder as they ran,] and as the lightning to the thunder which follows it, riving the spirit of man, making earth wonder, so was their meaning to her words. no sword of wrath her right arm whirl'd, [ but one poor poet's scroll, and with 'his' word] she shook the world.

Read the excerpt from the odyssey. then, his chores being all dispatched, he caught another brace of men to make his breakfast, and whisked away his great door slab to let his sheep go through—but he, behind, reset the stone as one would cap a quiver. the use of the epic simile in this excerpt readers understand that— they cyclops has eaten another bunch of odysseus men. odysseus and his men are still trapped inside the cave. the enormous stone is easily and routinely moved my the giant cyclops the cyclops takes his sheep out to pasture with him in the mornings