Original sentence: C is often compared to a sharp knife: it can do a surgically precise job on some exacting task you have in mind, but it can also do a surgically precise job of cutting off your finger.

Source:

Extra Comments:

Clause 1: C is often compared to a sharp knife:

Clause 2: it can do a surgically precise job on some exacting task you have in mind,

Clause 3: but it can also do a surgically precise job of cutting off your finger.

Analysis:

Clause 1: C is often compared to a sharp knife:

S+V: C is compared
C:

Q:
E: C is compared to a sharp knife:
C:

Q:
E: C is often compared to a sharp knife:
C:

Clause translation:

Clause 2: it can do a surgically precise job on some exacting task you have in mind,

S+V: it can do
C:

Q:
E: it can do a job
C:

Q:
E: it can do a precise job
C:

Q:
E: it can do a surgically precise job
C:

Q:
E: it can do a surgically precise job on some task
C:

Q:
E: it can do a surgically precise job on some exacting task
C:

Q:
E: it can do a surgically precise job on some exacting task you have in mind,
C:

Clause translation:

Clause 3: but it can also do a surgically precise job of cutting off your finger.

S+V: it can do
C:

Q:
E: it can also do
C:

Q:
E: it can also do a surgically precise job
C:

Q:
E: it can also do a surgically precise job of cutting off your finger.
C:

Q:
E: but it can also do a surgically precise job of cutting off your finger.
C:

Clause translation:

Final translation:

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