
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
The Youth Palace is enrolling students in spring courses for calligraphy, art, and instrumental music. The calligraphy class has enrolled 29 students, the art class has enrolled 28 students, and the instrumental music class has enrolled 27 students. Among these students, 13 are enrolled in both calligraphy and art, 12 are enrolled in both calligraphy and instrumental music, 11 are enrolled in both art and instrumental music, and 5 are enrolled in all three subjects. How many students are enrolled in only one subject? $\qquad$.

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