
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 the sets $A=\{x|y=\log_{2}(x^{2}-2x-3), y\in \mathbb{R}\}$, and $B=\{x|m-1\leq x\leq 2m+1, m\geq -2\}$.
1. If $m=-1$, find $A\cap B$, and $(\mathbb{R}\setminus A) \cup B$;
2. If $A\subseteq \mathbb{R}\setminus B$, find the range of the real number $m$.

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