
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
Among the following statements:
① In the same plane, if three lines have only two intersection points, then two of those lines are parallel to each other;
② In the same plane, there is exactly one line through a given point that is parallel to a known line;
③ During a translation, the segments connecting corresponding points of two sets are parallel and equal in length;
④ If two lines intersect a third line and the alternate interior angles are equal, then the consecutive interior angles are supplementary;
⑤ The bisectors of the same-side interior angles formed by two parallel lines intersected by a third line are perpendicular to each other;
⑥ If person A sees person B in a direction of 60° northeast, then person B sees person A in a direction of 30° southwest;
⑦ Two lines that are perpendicular to the same line are parallel to each other.
The number of incorrect statements is     .

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