I'm really not able to use my brain plzz help me

What is the independent cause in this sentence? "if the poem is about going mad when love is lost, what would happen if love didn't die? "

Read the excerpt from "the most dangerous game." again rainsford lifted the heavy knocker, and let it fall. the door opened then, opened as suddenly as if it were on a spring, and rainsford stood blinking in the river of glaring gold light that poured out. the first thing rainsford's eyes discerned was the largest man rainsford had ever seen—a gigantic creature, solidly made and black bearded to the waist. in his hand the man held a long-barreled revolver, and he was pointing it straight at rainsford's heart. the details of this excerpt show that rainsford sees ivan as a(n) individual.

Analyze this lead sentence. in moscow on friday, jewish activist anatoly scharansky was sentenced to thirteen years in prison for high treason because of his activities as a spy for the united states. match the answer to the question. 1.why? jewish activist anatoly scharansky 2.who? sentenced to 13 years in prison 3. what? for high treason: spying for the united states 4.where? friday 5.when? moscow