
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 record company plans to sign contracts with three of the five singers who participated in the "Bird's Nest Summit Duel" in The Voice of China 2015, including Zhang Lei and Beibei. The probability for each singer to be signed is equal. What is the probability that either Zhang Lei or Beibei will be signed?

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