
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
For positive numbers $x$ and $y$ the operation $\spadesuit (x,y)$ is defined as 
\[\spadesuit (x,y) = x - \dfrac{1}{y}\]
What is $\spadesuit (3, \spadesuit (4, \spadesuit (5, 3)))$?
A) $\frac{143}{53}$  
B) $\frac{144}{53}$  
C) $\frac{145}{53}$  
D) $\frac{146}{53}$  
E) $\frac{147}{53}$

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