
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
In the diagram, $PQ$ and $RS$ are straight lines. Determine the value of $y$. [asy]
draw((0,0)--(15,0));
draw((0,6)--(15,6));
draw((4,0)--(6,6)--(11,0));
label("$70^\circ$",(6,5.5),W);
label("$40^\circ$",(6.5,5.5),E);
label("$P$",(0,6),W);
label("$R$",(0,0),W);
label("$Q$",(15,6),E);
label("$S$",(15,0),E);
label("$130^\circ$",(4,0),NW);
label("$y^\circ$",(8.5,0),N);

[/asy]

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