
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
Given triangle $\triangle ABC$ with corresponding sides $a$, $b$, and $c$ opposite to angles $A$, $B$, and $C$, respectively. If $A=\dfrac{3\pi }{4}$ and $b=\sqrt{2}c$.

(1) Find the value of $\cos B\cos C$;

(2) If the area of $\triangle ABC$ is $S=2$, find the values of $a$, $b$, and $c$.

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