Cain is ? A fish they encountered

it the climax in the poem

remember, the goal of an adjective clause is to add more information to a noun or a pronoun. as you can see from the examples above, you can add information by including a longer adjective clause or tighten up a sentence by turning the adjective clause into an adjective phrase.

it should be

hard work gives a person a sense of satisfaction; likewise, it to pay the bills.

so the punctuation is not correct.