
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
A large square quilt block is constructed from sixteen smaller unit squares arranged in a 4x4 grid. Eight of these unit squares are divided into diagonal halves, with one of the two halves shaded. Four whole unit squares are completely shaded, and four are divided into quarters, with opposite quarters shaded. What fraction of the total quilt is shaded? Express your answer as a common fraction.

Present the answer in LaTex format: \boxed{Your answer}
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