What is the structure of a shakespeare sonnet

There are fourteen lines in a Shakespearean sonnet. The first twelve lines are divided into three quatrains with four lines each. In the three quatrains the poet establishes a theme or problem and then resolves it in the final two lines, called the couplet. The rhyme scheme of the quatrains is

abab cdcd efef.

what are the sentences?

always metal! releases anger and stress! bands i suggest are trivium, lamb of god, slayer, and amon amarth