Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2.
C. 3.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: B

Choices:
A. oil.
B. no defect.
C. lightning_strike.
D. peeling.


Question: What is the inspection implication here?

Answer: B

Choices:
A. Immediate repair is required.
B. No visible defect-related risk is indicated.
C. Lightning damage must be mapped.
D. Oil leakage needs confirmation.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2.
C. 3.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: B

Choices:
A. oil.
B. no defect.
C. lightning_strike.
D. peeling.


Question: What is the inspection implication here?

Answer: A

Choices:
A. No visible defect-related risk.
B. Immediate structural repair is needed.
C. Lightning damage is confirmed.
D. Blade erosion is severe.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2.
C. 4.
D. 0.


Question: Why is the visible surface cue benign?

Answer: A

Choices:
A. It appears to be normal shading.
B. It is clear lightning damage.
C. It shows severe erosion.
D. It indicates delamination.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. painting.
C. lightning_strike.
D. peeling.


Question: What most likely caused this mark?

Answer: D

Choices:
A. Routine surface shading.
B. Harmless blade seam.
C. Paint overspray residue.
D. Lightning strike impact.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is on the wind turbine structure?

Answer: D

Choices:
A. oil.
B. painting.
C. lightning_strike.
D. peeling.


Question: What most likely caused this visible cue?

Answer: C

Choices:
A. Normal shadow from the blade.
B. Freshly applied protective paint.
C. Coating loss from weathering or erosion.
D. Oil leaking from the hub.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2.
C. 4.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: B

Choices:
A. oil.
B. no defect.
C. lightning_strike.
D. peeling.


Question: Why is the dark tone not a defect cue?

Answer: B

Choices:
A. It indicates oil leakage.
B. It is normal lighting shadow.
C. It shows peeling paint.
D. It marks impact damage.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2.
C. 4.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: B

Choices:
A. oil.
B. no defect.
C. lightning_strike.
D. peeling.


Question: What is the likely inspection implication?

Answer: D

Choices:
A. Immediate structural repair is needed.
B. Lightning damage is spreading.
C. Oil leakage must be traced.
D. No visible defect-related risk.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. lightning_strike.
C. no defect.
D. peeling.


Question: What is the inspection implication here?

Answer: C

Choices:
A. Immediate structural repair is needed.
B. Lightning damage is likely spreading.
C. No visible defect-related risk is indicated.
D. Oil leakage must be traced.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. lightning_strike.
C. no defect.
D. peeling.


Question: What does the blade surface appear to show?

Answer: A

Choices:
A. No visible defect marks.
B. A large peeling patch.
C. A lightning burn scar.
D. Oil leaking down the blade.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. lightning_strike.
C. no defect.
D. peeling.


Question: Why should the visible cue not be treated as damage?

Answer: B

Choices:
A. It shows impact cracking.
B. It appears to be normal shading.
C. It is exposed fiberglass.
D. It indicates surface peeling.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. lightning_strike.
C. no defect.
D. peeling.


Question: What is the inspection implication here?

Answer: D

Choices:
A. Immediate structural repair is needed.
B. Blade shutdown is required.
C. Lightning damage must be confirmed.
D. No visible defect-related risk.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. lightning_strike.
C. no defect.
D. peeling.


Question: Why should the visible shading be considered benign?

Answer: D

Choices:
A. It shows coating peeling.
B. It indicates oil leakage.
C. It marks impact damage.
D. It matches normal lighting.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: What is the inspection implication here?

Answer: B

Choices:
A. Immediate structural repair is needed.
B. No visible defect-related risk.
C. Oil leakage must be confirmed.
D. Crack growth should be measured.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Why should the visible cues be considered benign?

Answer: B

Choices:
A. They show active cracking.
B. They appear as normal surface shading.
C. They indicate oil contamination.
D. They reveal peeled material.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: What is the inspection implication here?

Answer: D

Choices:
A. Immediate structural repair is needed.
B. Oil leakage is spreading.
C. Crack growth should be measured.
D. No visible defect-related risk.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Why should the dark areas not be treated as defects?

Answer: D

Choices:
A. They show open cracking.
B. They indicate coating loss.
C. They are active oil stains.
D. They appear to be normal shadows.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: A

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: Where is the defect located in the image?

Answer: C

Choices:
A. Bottom.
B. Top.
C. Center.


Question: What is the most likely cause of the visible cue?

Answer: C

Choices:
A. Normal shadow from the turbine body.
B. Paint reflection from the sky.
C. Corrosion staining around a fitting or fastener.
D. A missing blade tip.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is on the wind turbine structure?

Answer: D

Choices:
A. hole.
B. crack.
C. no defect.
D. peeling.


Question: What most likely caused this cue?

Answer: B

Choices:
A. Normal blade shadowing.
B. Coating adhesion failure.
C. A factory seam line.
D. Grass reflected on the blade.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is on the wind turbine structure?

Answer: D

Choices:
A. hole.
B. crack.
C. no defect.
D. erosion.


Question: What is a likely inspection concern?

Answer: D

Choices:
A. It improves airflow efficiency.
B. It confirms no maintenance is needed.
C. It only changes the logo color.
D. It may expose material to weathering.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Why should the visible shading be treated as benign?

Answer: D

Choices:
A. It indicates a deep crack.
B. It shows coating peeling.
C. It confirms oil contamination.
D. It appears to be normal lighting.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Why should the visible shading not be treated as damage?

Answer: C

Choices:
A. It is exposed internal laminate.
B. It is a leaking fluid trail.
C. It appears to be normal lighting.
D. It shows paint peeling.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: What is the inspection implication here?

Answer: A

Choices:
A. No visible defect-related risk.
B. Immediate structural repair needed.
C. Oil leakage is likely spreading.
D. Crack growth requires shutdown.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. hole.
B. crack.
C. ice.
D. peeling.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: C

Choices:
A. Near the leading edge in the tip region
B. Near the trailing edge in the mid-span region
C. Close to the blade root attachment point
D. Centered at the midpoint of the blade span


Question: What is a likely risk of this defect?

Answer: D

Choices:
A. It improves aerodynamic efficiency.
B. It only changes the blade color.
C. It confirms the blade is undamaged.
D. It can disrupt airflow and add load.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: A

Choices:
A. oil.
B. paint.
C. chip.
D. scratch.


Question: Where is the main defect distributed in the given image?

Answer: A

Choices:
A. center left.
B. bottom right.
C. top right.
D. center right.


Question: What most likely caused this cue?

Answer: D

Choices:
A. Blade tip impact damage.
B. Fresh white paint overspray.
C. Normal shadow from lighting only.
D. Oil or fluid residue on the surface.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: C

Choices:
A. lightning_strike.
B. oil.
C. crack.
D. deformity.


Question: Where is the defect located in the image?

Answer: C

Choices:
A. Bottom.
B. Top.
C. Center.


Question: Why treat this mark as a defect?

Answer: C

Choices:
A. It is uniform shading.
B. It follows a normal seam.
C. It is an irregular surface break.
D. It is only background dirt.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where is the defect located in the image?

Answer: C

Choices:
A. Bottom.
B. Top.
C. Center.


Question: What is a likely inspection concern?

Answer: A

Choices:
A. Surface erosion may worsen over time.
B. It improves aerodynamic efficiency.
C. It confirms no maintenance is needed.
D. It only affects the background.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. peeling.
B. erosion.
C. others.
D. scratch.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. top right.
B. top left.
C. bottom right.
D. bottom left.


Question: What most likely caused this visible wear?

Answer: A

Choices:
A. Repeated surface abrasion from weather exposure.
B. A shadow from the blade edge.
C. Normal printed lettering texture.
D. Temporary camera glare.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: B

Choices:
A. On the upper tower section just below the nacelle.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely explains this cue?

Answer: D

Choices:
A. Normal blade shadowing.
B. A tower paint seam.
C. Camera glare on a smooth surface.
D. Coating peeling near the trailing edge.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 2-3.
B. 1.
C. 0.
D. More than 3.


Question: What is the type of the defect?

Answer: B

Choices:
A. oil.
B. peeling.
C. erosion.
D. lightning_strike.


Question: Why treat these marks as defects?

Answer: C

Choices:
A. They are just shadows.
B. They are blade seams.
C. Coating appears locally peeled.
D. They are normal glare.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: D

Choices:
A. More than 3.
B. 1.
C. 0.
D. 2-3.


Question: Where is the main defect distributed in the given image?

Answer: C

Choices:
A. top.
B. center.
C. bottom.


Question: What is the inspection implication of these marks?

Answer: A

Choices:
A. They may need closer follow-up inspection.
B. They indicate improved surface condition.
C. They remove the need for inspection.
D. They only affect image brightness.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: B

Choices:
A. 0.
B. 2-3.
C. 1.
D. More than 3.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. top.
B. center.
C. bottom.


Question: What does the central defect look like?

Answer: C

Choices:
A. A broad clean white patch.
B. A smooth unmarked seam.
C. Small dark marks near the center seam.
D. A large missing blade section.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: Where is the defect relative to the picture?

Answer: B

Choices:
A. Bottom center.
B. Top right.
C. Center.
D. Bottom right.


Question: What does the visible defect look like?

Answer: B

Choices:
A. A smooth clean surface.
B. Small dark marks near the top right.
C. A large central hole.
D. A bottom-edge missing section.


Question: What is the likely inspection implication?

Answer: C

Choices:
A. No follow-up is needed.
B. It improves blade aerodynamics.
C. The top-right marks should be checked closely.
D. Only the grass needs inspection.


Question: What most likely caused the visible cue?

Answer: D

Choices:
A. Normal sky reflection only.
B. A painted alignment stripe.
C. Harmless grass shadow.
D. Localized surface damage or contamination.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: D

Choices:
A. oil.
B. lightning_strike.
C. crack.
D. peeling.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: D

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What does the visible defect look like?

Answer: A

Choices:
A. A rough peeled coating patch.
B. A thin lightning burn line.
C. A dark oil streak.
D. A clean smooth surface.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: A

Choices:
A. oil.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where is the defect located in the image?

Answer: B

Choices:
A. Bottom.
B. Top left.
C. Center.
D. Top right.


Question: What most likely caused the visible mark?

Answer: B

Choices:
A. Severe leading-edge erosion.
B. Oil or grease residue.
C. Normal shadow only.
D. Bird impact cracking.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: C

Choices:
A. 1.
B. 0.
C. 2-3.
D. More than 3.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. crack.
B. oil.
C. peeling.
D. others.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. bottom left.
B. bottom right.
C. top left.
D. top right.


Question: What is a likely inspection concern?

Answer: D

Choices:
A. It confirms no maintenance is needed.
B. It only changes background color.
C. It improves aerodynamic smoothness.
D. Exposed coating may worsen with weathering.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many distinct defect areas can be identified on this blade?

Answer: D

Choices:
A. 4-5.
B. 1.
C. More than 5.
D. 2-3.


Question: Why should these cues be treated as defects?

Answer: D

Choices:
A. They match normal blade shading.
B. They are only background vegetation.
C. They are regular manufacturing seams.
D. They appear as localized damage spots.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What are the type of the defects?

Answer: D

Choices:
A. crack.
B. lightning_strike.
C. oil.
D. peeling.


Question: What is a likely inspection concern?

Answer: B

Choices:
A. It confirms perfect surface condition.
B. Coating loss may expose material.
C. It improves aerodynamic smoothness.
D. It indicates no follow-up needed.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: B

Choices:
A. 0.
B. 2-3.
C. 1.
D. More than 3.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. crack.
B. erosion.
C. others.
D. oil.


Question: Where is the main defect located in the image?

Answer: A

Choices:
A. bottom right.
B. bottom left.
C. top left.
D. top left.


Question: What most likely caused the visible damage?

Answer: B

Choices:
A. Normal blade shadow.
B. Repeated surface wear and erosion.
C. Fresh paint reflection.
D. Camera blur only.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. erosion.
B. scratch.
C. paint.
D. peeling.


Question: Where in the image is the primary defect located?

Answer: D

Choices:
A. bottom left.
B. bottom right.
C. top left.
D. top right.


Question: What most likely caused this cue?

Answer: A

Choices:
A. Erosion from weather and particle impact.
B. A painted alignment mark.
C. Normal camera glare.
D. A blade root fastener.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. oil.
B. crack.
C. scratch.
D. paint.


Question: How many distinct defect areas can be identified on this blade?

Answer: C

Choices:
A. 1.
B. 0.
C. 2-3.
D. More than 3.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom right.
B. center left.
C. center right.
D. bottom left.


Question: What does the damaged area look like?

Answer: B

Choices:
A. Smooth uniform blade coating.
B. Jagged cracks with chipped coating.
C. A round oil stain.
D. A clean painted stripe.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many distinct defect areas can be identified on this blade?

Answer: A

Choices:
A. 4-5.
B. 1.
C. 2-3.
D. More than 5.


Question: What type of defect is visible on the wind turbine?

Answer: A

Choices:
A. erosion, peeling.
B. Only peeling.
C. Only erosion.
D. others.


Question: Where in the image is the peeling defect located?

Answer: B

Choices:
A. bottom left.
B. top left.
C. bottom right.
D. center right.


Question: What most likely caused these visible marks?

Answer: C

Choices:
A. Camera blur alone.
B. Normal blade seam coloring.
C. Coating degradation from wear or impact.
D. Reflections from nearby clouds.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: A

Choices:
A. 1.
B. 4-5.
C. More than 5.
D. 2-3.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. erosion.
B. crack.
C. peeling.
D. chip.


Question: Why should this cue be treated as a defect?

Answer: B

Choices:
A. It is just blade curvature.
B. It is an irregular fracture line.
C. It is normal paint gloss.
D. It is a reflection from lighting.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: C

Choices:
A. chip.
B. peeling.
C. erosion.
D. others.


Question: Where in the image is the primary defect located?

Answer: A

Choices:
A. top left.
B. bottom left.
C. bottom right.
D. center left.


Question: What does the visible defect look like?

Answer: C

Choices:
A. A clean smooth edge.
B. A bright painted stripe.
C. A worn, darkened edge patch.
D. A round bolt opening.


Question: Can you identify any defects on this wind turbine surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. crack.
B. others.
C. erosion.
D. peeling.


Question: What is a likely inspection concern?

Answer: C

Choices:
A. It confirms perfect surface condition.
B. It only changes the logo color.
C. It may worsen coating loss over time.
D. It eliminates maintenance needs.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: C

Choices:
A. 2-3.
B. More than 3.
C. 0.
D. 1.


Question: What types of defects are present on this blade?

Answer: B

Choices:
A. deformity.
B. no defect.
C. erosion.
D. Unable to determine.


Question: What is the likely inspection implication?

Answer: B

Choices:
A. Immediate repair is required.
B. No visible defect-related risk.
C. Severe structural weakening is likely.
D. Blade replacement is needed.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: D

Choices:
A. oil.
B. scratch.
C. others.
D. erosion.


Question: What most likely caused the worn area?

Answer: B

Choices:
A. Fresh paint overspray.
B. Repeated weather and particle impact.
C. Camera lens distortion only.
D. Normal bolt pattern markings.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: D

Choices:
A. 1.
B. 4-5.
C. More than 5.
D. 2-3.


Question: What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. lightning_strike.
C. crack.
D. chip.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom.
B. center.
C. top.


Question: What is a likely inspection concern?

Answer: D

Choices:
A. It confirms perfect blade condition.
B. It only changes background visibility.
C. It improves aerodynamic smoothness.
D. Peeling may expose material to weathering.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: A

Choices:
A. dirt.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: Where is the main defect located in the image?

Answer: A

Choices:
A. center.
B. bottom.
C. top.


Question: What type of defect is visible on the wind turbine?

Answer: D

Choices:
A. peeling.
B. crack.
C. others.
D. dirt.


Question: How many distinct defect areas can be identified on this blade?

Answer: B

Choices:
A. More than 5.
B. 2-3.
C. 1.
D. 4-5.


Question: What is the likely inspection implication?

Answer: C

Choices:
A. No follow-up is needed.
B. It confirms severe structural failure.
C. The soiled area should be checked and cleaned.
D. It indicates the blade root is detached.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: B

Choices:
A. On the upper tower section just below the nacelle.
B. At the nacelle of the wind turbine.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused the visible cue?

Answer: C

Choices:
A. Normal shadow from the tower.
B. A printed marking on the surface.
C. Coating erosion exposing underlying material.
D. A blade root manufacturing seam.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused the visible cue?

Answer: B

Choices:
A. Normal blade paint gradient.
B. Impact or erosion near the tip edge.
C. A shadow from the tower base.
D. Camera lens border artifact.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: Where is the defect?

Answer: B

Choices:
A. Turbine.
B. Blade tip.
C. Blade center.


Question: What does the blade-tip defect look like?

Answer: C

Choices:
A. Smooth clean coating.
B. Uniform shadow only.
C. Two small dark marks near the tip.
D. A full-length crack.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: D

Choices:
A. scratch.
B. crack.
C. others.
D. oil.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. top right.
B. bottom left.
C. top left.
D. bottom right.


Question: What inspection concern does this defect raise?

Answer: C

Choices:
A. It confirms no maintenance is needed.
B. It only changes background visibility.
C. It may indicate leakage or contamination.
D. It improves aerodynamic smoothness.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: A

Choices:
A. erosion.
B. peeling.
C. lightning_strike.
D. crack.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. top right.
B. center right.
C. top left.
D. center left.


Question: What most likely caused this cue?

Answer: C

Choices:
A. Factory seam alignment.
B. Camera shadow only.
C. Rain or particle erosion.
D. Internal spar delamination.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What best describes the defect found on this blade surface?

Answer: A

Choices:
A. oil.
B. paint.
C. damage.
D. others.


Question: In which region of the image is the defect most prominent?

Answer: C

Choices:
A. center.
B. top.
C. bottom.


Question: What most likely caused the dark lower marks?

Answer: B

Choices:
A. Fresh blade paint overspray.
B. Oil residue running onto the surface.
C. Normal leading-edge reflection.
D. A missing structural panel.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. chip.
B. erosion.
C. crack.
D. deformity.


Question: What most likely caused this surface damage?

Answer: A

Choices:
A. Repeated rain, dust, or particle impact.
B. Normal blade paint pattern.
C. Camera lens distortion.
D. Temporary tape marking.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where is the defect located in the image?

Answer: D

Choices:
A. Bottom center.
B. Center left.
C. Center.
D. Top right.


Question: What is the potential inspection concern?

Answer: C

Choices:
A. It improves surface protection.
B. It is only background shadow.
C. Coating loss may worsen.
D. It confirms no repair need.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. chip.
B. oil.
C. peeling.
D. lightning_strike.


Question: How many distinct defect areas can be identified on this blade?

Answer: B

Choices:
A. 1.
B. More than 3.
C. 2.
D. 3.


Question: What most likely caused these marks?

Answer: C

Choices:
A. Normal blade shading.
B. Paint curing pattern.
C. Leaked oil or grease contamination.
D. Bird shadow on the surface.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. lightning_strike.
B. crack.
C. erosion.
D. peeling.


Question: Where is the main defect distributed in the given image?

Answer: C

Choices:
A. top.
B. bottom.
C. center.


Question: What most likely caused this cue?

Answer: B

Choices:
A. A lightning strike scar.
B. Leading-edge weathering and abrasion.
C. Normal shadow from lighting.
D. A manufacturing seam only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 3-4.
D. 5 or above.


Question: What is the likely inspection implication?

Answer: D

Choices:
A. It confirms no follow-up is needed.
B. It improves aerodynamic performance.
C. It only affects the background turbines.
D. It should be checked for surface damage or leakage.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. chip.
B. erosion.
C. crack.
D. deformity.


Question: How many defects are there?

Answer: B

Choices:
A. More than 3.
B. 2-3.
C. 1.
D. 0.


Question: What does the visible defect look like?

Answer: B

Choices:
A. A long open crack.
B. Brown worn erosion patches.
C. A smooth clean surface.
D. A raised plastic bubble.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: How many defects are on the wind turbine structure?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. 0.


Question: What type of defect is on the wind turbine structure?

Answer: C

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Why should the visible shading be treated as benign?

Answer: C

Choices:
A. It indicates leaking oil.
B. It shows coating loss.
C. It appears to be normal lighting.
D. It confirms a crack.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many distinct defect areas can be identified on this blade?

Answer: A

Choices:
A. 1.
B. 0.
C. 2-3.
D. More than 3.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. scratch.
B. crack.
C. lightning_strike.
D. chip.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. top left.
B. bottom left.
C. center right.
D. bottom right.


Question: What most likely caused the dark mark?

Answer: B

Choices:
A. Normal blade seam shading.
B. A lightning strike on the blade.
C. Routine paint polishing.
D. Camera lens blur only.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: B

Choices:
A. crack.
B. erosion.
C. others.
D. lightning_strike.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom left.
B. top left.
C. top right.
D. bottom right.


Question: What most likely caused this cue?

Answer: A

Choices:
A. Rain or particle erosion.
B. Normal tower shadow.
C. Camera lens blur.
D. Painted alignment marking.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. erosion.
B. discolored.
C. peeling.
D. crack.


Question: How many distinct defect areas can be identified on this blade?

Answer: B

Choices:
A. More than 3.
B. 1.
C. 0.
D. 2-3.


Question: In which region of the image is the defect most prominent?

Answer: D

Choices:
A. bottom right.
B. center left.
C. bottom left.
D. center right.


Question: What is the likely inspection implication?

Answer: C

Choices:
A. No inspection is needed.
B. It confirms total blade failure.
C. It should be monitored for coating degradation.
D. It improves aerodynamic performance.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: C

Choices:
A. At the nacelle of the wind turbine.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What is a likely inspection concern here?

Answer: B

Choices:
A. It eliminates aerodynamic drag.
B. Erosion may worsen coating loss near the root.
C. It proves the nacelle is cracked.
D. It indicates normal blade manufacturing marks only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What kind of defect is on the blade?

Answer: A

Choices:
A. peeling.
B. lightning_strike.
C. paint.
D. crack.


Question: Why should this cue be treated as damage?

Answer: B

Choices:
A. It is only a blade shadow.
B. Surface coating is visibly lifting.
C. It is normal panel shading.
D. It is just distant terrain.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. More than 3.
B. 2-3.
C. 1.
D. 0.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. others.
B. peeling.
C. lightning_strike.
D. paint.


Question: What is a likely inspection concern?

Answer: D

Choices:
A. It improves aerodynamics.
B. It confirms no maintenance need.
C. It only changes the background.
D. Exposed coating may worsen.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many distinct defect areas can be identified on this blade?

Answer: C

Choices:
A. 1.
B. More than 5.
C. 2-3.
D. 4-5.


Question: What type of defect is visible on the wind turbine?

Answer: B

Choices:
A. Only peeling.
B. erosion, peeling.
C. Unable to determine.
D. Only erosion.


Question: What does the visible blade damage look like?

Answer: B

Choices:
A. Smooth, uniform white coating.
B. Dark eroded streaks with peeling edges.
C. Round rust spots only.
D. Clean reflection from sunlight.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. oil.
C. deformity.
D. lightning_strike.


Question: What does the visible defect look like?

Answer: A

Choices:
A. Flaking, peeled surface coating.
B. Smooth unbroken paint.
C. Round oil stain.
D. Deep impact hole.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: D

Choices:
A. 2-3.
B. 1.
C. More than 5.
D. 4-5.


Question: What is the type of the defect?

Answer: B

Choices:
A. peeling.
B. crack.
C. paint.
D. erosion.


Question: Why should this cue be treated as damage?

Answer: B

Choices:
A. It follows normal blade curvature.
B. Irregular lines indicate cracking.
C. It is a clean panel seam.
D. It is just rain residue.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many distinct defect areas can be identified on this blade?

Answer: C

Choices:
A. 3.
B. 1.
C. 2.
D. more than 3.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. oil.
B. others.
C. scratch.
D. deformity.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. bottom right.
B. center right.
C. top right.
D. bottom left.


Question: What is the most likely cause of the dark marks?

Answer: A

Choices:
A. Oil or grease leakage residue.
B. Normal blade shadowing.
C. Paint color variation only.
D. A missing blade section.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: B

Choices:
A. 2-3.
B. 0.
C. 1.
D. More than 3.


Question: What is the inspection implication here?

Answer: C

Choices:
A. Immediate repair is required.
B. Structural failure is likely.
C. No visible defect-related risk.
D. Blade shutdown is necessary.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. erosion.
B. crack.
C. chip.
D. others.


Question: In which region of the image is the defect most prominent?

Answer: D

Choices:
A. bottom right.
B. center right.
C. bottom left.
D. center left.


Question: Why treat the mark as a defect?

Answer: C

Choices:
A. It is just distant scenery.
B. It is normal blade curvature.
C. It appears as a surface crack.
D. It is only uniform lighting.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. paint.
B. peeling.
C. erosion.
D. deformity.


Question: What most likely caused the visible wear?

Answer: B

Choices:
A. Factory color marking.
B. Particle and weather abrasion.
C. A harmless lighting reflection.
D. New protective coating.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What types of defects are present on this blade?

Answer: D

Choices:
A. Only erosion.
B. Only peeling.
C. Unable to determine.
D. erosion, peeling.


Question: What most likely caused these visible marks?

Answer: A

Choices:
A. Surface coating erosion and peeling.
B. Normal shadow from the blade curve.
C. Reflections from nearby equipment.
D. A painted alignment stripe.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: C

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: A

Choices:
A. dirt.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the mid-span region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused these marks?

Answer: D

Choices:
A. Severe structural splitting.
B. Direct lightning damage.
C. Trailing-edge delamination.
D. Accumulated dirt along airflow.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many distinct defect areas can be identified on this blade?

Answer: B

Choices:
A. 3.
B. 1.
C. 2.
D. more than 3.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. peeling.
B. oil.
C. deformity.
D. scratch.


Question: In which region of the image is the defect most prominent?

Answer: C

Choices:
A. bottom left.
B. center left.
C. top right.
D. top left.


Question: Why should this cue be treated as a defect?

Answer: C

Choices:
A. It is only background shadow.
B. It is normal blade texture.
C. It shows localized coating peeling.
D. It is the distant turbine tower.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: B

Choices:
A. 2-3.
B. 1.
C. 0.
D. More than 3.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. erosion.
B. lightning_strike.
C. scratch.
D. crack.


Question: Where is the main defect distributed in the given image?

Answer: A

Choices:
A. center right.
B. top left.
C. bottom left.
D. center left.


Question: What most likely caused this damage?

Answer: B

Choices:
A. Normal blade shadowing.
B. A lightning strike event.
C. Routine rain cleaning.
D. Camera lens distortion.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: D

Choices:
A. More than 5.
B. 1.
C. 4-5.
D. 2-3.


Question: What is the type of the defect?

Answer: A

Choices:
A. oil.
B. paint.
C. peeling.
D. crack.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom right.
B. bottom left.
C. center left.
D. center right.


Question: What most likely caused the visible marks?

Answer: A

Choices:
A. Oil leakage or residue running down the blade.
B. Normal shadow from the blade edge.
C. Paint intentionally applied for marking.
D. A distant cloud reflection.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What does the visible defect look like?

Answer: B

Choices:
A. Smooth clean white coating.
B. Brown chipped edge patches near the tip.
C. A long mid-span black crack.
D. A root-area bolt stain.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: C

Choices:
A. crack.
B. peeling.
C. erosion.
D. oil.


Question: What most likely caused this visible edge damage?

Answer: C

Choices:
A. Normal blade seam shadow.
B. Fresh paint application.
C. Abrasion from windborne particles.
D. Oil leaking from the hub.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What are the types of the defects?

Answer: A

Choices:
A. erosion.
B. deformity.
C. crack.
D. others.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: D

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. At the nacelle of the wind turbine.


Question: What most likely caused the visible nacelle marking?

Answer: B

Choices:
A. Fresh paint overspray only.
B. Weathering and surface erosion.
C. A shadow from the blade.
D. Normal grass reflection.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What does the visible defect look like?

Answer: C

Choices:
A. A clean, uniform blade surface.
B. A smooth factory seam line.
C. A dark chipped patch near the tip edge.
D. A shadow on the tower only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. More than 5.
B. 1.
C. 4-5.
D. 2-3.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. crack.
B. deformity.
C. peeling.
D. lightning_strike.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. center right.
B. center left.
C. top left.
D. bottom left.


Question: What most likely caused this visible cue?

Answer: D

Choices:
A. Normal blade shadowing.
B. Camera lens glare only.
C. A blade manufacturing seam.
D. Coating loss from wear or impact.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: D

Choices:
A. chip.
B. lightning_strike.
C. oil.
D. peeling.


Question: Why should the cue be treated as damage?

Answer: C

Choices:
A. It is just normal shadowing.
B. It is a painted design stripe.
C. The coating appears lifted and worn.
D. It is only distant scenery.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. peeling.
B. oil.
C. crack.
D. deformity.


Question: What most likely caused this cue?

Answer: B

Choices:
A. A shadow from the tower.
B. Coating adhesion loss or weathering.
C. Fresh oil leaking outward.
D. Normal blade seam coloring.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. No.
B. Yes.


Question: How many defects can be counted on this turbine blade surface?

Answer: A

Choices:
A. 0.
B. 2-3.
C. 1.
D. More than 3.


Question: Why should the visible shading not indicate damage?

Answer: A

Choices:
A. It appears to be normal lighting or surface shading.
B. It is exposed internal laminate.
C. It is a lightning burn mark.
D. It shows active delamination.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defects?

Answer: A

Choices:
A. erosion or peeling.
B. crack.
C. lightning_strike.
D. Unable to determine.


Question: What most likely caused the visible cue?

Answer: D

Choices:
A. Normal shadow from the camera.
B. A printed marking on the blade.
C. A lightning puncture through the surface.
D. Weathering causing coating erosion or peeling.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many distinct defect areas can be identified on this blade?

Answer: A

Choices:
A. 2-3.
B. 0.
C. More than 3.
D. 1.


Question: What is the type of the defect?

Answer: C

Choices:
A. scratch.
B. deformity.
C. oil.
D. others.


Question: What most likely caused these marks?

Answer: C

Choices:
A. Lightning burn through the shell.
B. Normal leading-edge seam tape.
C. Oil or grease residue on the surface.
D. Fresh paint reflecting sunlight.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: C

Choices:
A. 1.
B. More than 3.
C. 2-3.
D. 0.


Question: What best describes the defect found on this blade surface?

Answer: A

Choices:
A. crack.
B. erosion.
C. paint.
D. deformity.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom.
B. center.
C. top.


Question: Why should this cue be treated as damage?

Answer: B

Choices:
A. It is just blade shadow.
B. It forms narrow crack-like lines.
C. It is uniform surface gloss.
D. It matches normal leading edge.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: A

Choices:
A. 2-3.
B. 0.
C. 1.
D. More than 3.


Question: What is the type of the defect?

Answer: C

Choices:
A. others.
B. deformity.
C. lightning_strike.
D. crack.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. bottom right.
B. bottom left.
C. top right.
D. top left.


Question: What most likely caused these marks?

Answer: A

Choices:
A. A lightning strike event.
B. Normal blade curvature.
C. Camera lens distortion.
D. Painted alignment markings.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: Where is the defect relative to the picture?

Answer: B

Choices:
A. Bottom center.
B. Top left.
C. Center.
D. Bottom right.


Question: What is the type of the defect?

Answer: A

Choices:
A. oil.
B. deformity.
C. crack.
D. lightning_strike.


Question: What is the most likely cause of this cue?

Answer: D

Choices:
A. Blade tip lightning damage.
B. A manufacturing seam line.
C. Normal shadow from the edge.
D. Oil leaking onto the surface.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: C

Choices:
A. others.
B. crack.
C. peeling.
D. erosion.


Question: Where is the main defect distributed in the given image?

Answer: D

Choices:
A. top right.
B. center left.
C. center right.
D. bottom left.


Question: What most likely caused this visible cue?

Answer: C

Choices:
A. Normal shadow from the blade curve.
B. A harmless manufacturing seam.
C. Coating delamination or paint loss.
D. Camera glare on an intact surface.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: C

Choices:
A. More than 4.
B. 1.
C. 2-3.
D. 0.


Question: Why treat the marked spots as defects?

Answer: A

Choices:
A. They interrupt the smooth blade surface.
B. They are normal grass reflections.
C. They are tower shadow lines.
D. They are blade serial numbers.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 2-3.
B. 1.
C. More than 4.
D. 0.


Question: What type of defect is visible on the wind turbine?

Answer: B

Choices:
A. Unable to determine.
B. crack, missing_teeth.
C. Only crack.
D. Only missing_teeth.


Question: Why should this cue be treated as damage?

Answer: D

Choices:
A. It matches normal blade shading.
B. It is just field background.
C. It follows a clean seam line.
D. Irregular cracks and edge loss are visible.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: B

Choices:
A. More than 3.
B. 0.
C. 1.
D. 2.


Question: Why is no defect cause identified?

Answer: C

Choices:
A. Lightning damage is visible.
B. Impact marks are obvious.
C. Only normal surface shading appears.
D. Erosion caused the cue.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: A

Choices:
A. erosion.
B. lightning_strike.
C. crack.
D. peeling.


Question: Where is the main defect located in the image?

Answer: B

Choices:
A. center.
B. top.
C. bottom.
D. no defect.


Question: What most likely caused this cue?

Answer: B

Choices:
A. Electrical arc impact.
B. Weather-driven leading edge wear.
C. Factory seam shadow.
D. Bird droppings only.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: A

Choices:
A. missing_teeth.
B. crack.
C. peeling.
D. erosion.


Question: Where is the main defect located in the image?

Answer: B

Choices:
A. center left.
B. bottom right.
C. top left.
D. top right.


Question: Why treat this cue as a defect?

Answer: A

Choices:
A. Edge teeth appear absent.
B. It is normal shading.
C. It is background vegetation.
D. It is a tower seam.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: C

Choices:
A. 0.
B. More than 4.
C. 2-3.
D. 1.


Question: What type of defect is visible on the wind turbine?

Answer: B

Choices:
A. Only missing_teeth.
B. crack, missing_teeth.
C. Unable to determine.
D. Only crack.


Question: Why should this cue be treated as damage?

Answer: D

Choices:
A. It is only field background texture.
B. It matches normal blade paint.
C. It is just lighting glare.
D. Material loss and cracking are visible.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: Why treat the mark as a defect?

Answer: C

Choices:
A. It is just grass reflection.
B. It is normal blade shading.
C. Surface coating appears missing.
D. It is a designed seam.


Question: What type of defect is on the wind turbine structure?

Answer: D

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: C

Choices:
A. More than 3.
B. 2.
C. 0.
D. 1.


Question: What is the type of the defect?

Answer: A

Choices:
A. no defect.
B. peeling.
C. crack.
D. erosion.


Question: Why should the visible cues seem benign?

Answer: B

Choices:
A. They show crack growth.
B. Normal surface shading.
C. They indicate peeling.
D. They expose laminate.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: A

Choices:
A. erosion.
B. lightning_strike.
C. crack.
D. peeling.


Question: Where is the main defect located in the image?

Answer: B

Choices:
A. center left.
B. bottom right.
C. top left.
D. top right.


Question: What most likely caused this cue?

Answer: A

Choices:
A. Weather-driven surface wear.
B. A direct lightning strike.
C. A manufacturing seam.
D. Normal blade shadow.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What most likely caused the visible cue?

Answer: D

Choices:
A. Normal grass reflection.
B. Camera shadow only.
C. Blade manufacturing seam.
D. Coating adhesion loss.


Question: What type of defect is on the wind turbine structure?

Answer: D

Choices:
A. oil.
B. crack.
C. no defect.
D. peeling.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: C

Choices:
A. erosion.
B. crack.
C. missing_teeth.
D. peeling.


Question: Where is the main defect located in the image?

Answer: B

Choices:
A. center left.
B. center right.
C. bottom right.
D. top left.


Question: Why treat this cue as damage?

Answer: C

Choices:
A. It is just grass reflection.
B. It is normal blade shading.
C. Some serration teeth are missing.
D. It is a factory seam.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: C

Choices:
A. 1-3.
B. 4-6.
C. More than 6.
D. 0.


Question: Why treat these cues as defects?

Answer: B

Choices:
A. They are normal shadows.
B. Multiple lifted surface features appear abnormal.
C. They are distant birds.
D. They mark the camera lens.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: C

Choices:
A. erosion.
B. peeling.
C. dirt.
D. crack.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. On the blade tip.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused this visible cue?

Answer: A

Choices:
A. Deposited dirt on the tip.
B. Lightning splitting the shell.
C. Paint peeling from heat.
D. Root bolt loosening.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: C

Choices:
A. lightning_strike.
B. erosion.
C. peeling.
D. missing_teeth.


Question: Where is the main defect located in the image?

Answer: A

Choices:
A. center.
B. bottom.
C. top.


Question: Why treat this mark as peeling?

Answer: D

Choices:
A. It follows a straight seam.
B. It is only a shadow.
C. It is distant landscape reflection.
D. Surface coating appears detached.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: A

Choices:
A. no defect.
B. peeling.
C. crack.
D. erosion.


Question: How many defects are there?

Answer: C

Choices:
A. More than 3.
B. 2.
C. 0.
D. 1.


Question: Why is no defect cause identified?

Answer: C

Choices:
A. Impact damage is obvious.
B. Erosion has removed coating.
C. Only normal surface shading is visible.
D. A crack source is clear.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: C

Choices:
A. 2-3.
B. 0.
C. 1.
D. More than 3.


Question: What best describes the defect found on this blade surface?

Answer: D

Choices:
A. peeling.
B. erosion.
C. others.
D. crack.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom left.
B. bottom right.
C. top left.
D. top right.


Question: Why treat the cue as a defect?

Answer: B

Choices:
A. It is only surface glare.
B. It shows a continuous crack-like line.
C. It is a normal blade seam.
D. It is just background shadow.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. More than 3.
B. 2-3.
C. 1.
D. 0.


Question: Where is the main defect distributed in the given image?

Answer: A

Choices:
A. left.
B. center.
C. right.


Question: What is a likely cause of the visible cue?

Answer: A

Choices:
A. Surface wear or minor coating damage.
B. Only shadow from the background.
C. A camera lens border.
D. Normal blade seam alignment.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused the cue?

Answer: D

Choices:
A. Normal blade shading.
B. Root bolt corrosion.
C. Camera dirt only.
D. Leading-edge impact or erosion wear.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. chip.


Question: What most likely caused this visible cue?

Answer: C

Choices:
A. Normal surface shading.
B. A manufacturing seam only.
C. Impact or erosion removed coating.
D. Camera glare on clean paint.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: Where are the defects located in the image?

Answer: B

Choices:
A. Top.
B. Center.
C. Bottom.


Question: What most likely caused these visible marks?

Answer: B

Choices:
A. Normal blade seam only.
B. Abrasion or surface contact.
C. Camera lens glare.
D. Internal sensor failure.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on the wind turbine?

Answer: D

Choices:
A. crack.
B. erosion.
C. peeling.
D. no defect.


Question: Why should the visible surface cue be considered benign?

Answer: A

Choices:
A. It appears as normal shading.
B. It is caused by deep cracking.
C. It shows coating delamination.
D. It indicates impact damage.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. lightning_strike.
B. peeling.
C. deformity.
D. others.


Question: What most likely caused this cue?

Answer: D

Choices:
A. Normal shadow from the blade.
B. A camera lens reflection only.
C. A manufacturing seam with no damage.
D. Weathered coating or tape delamination.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. oil.
C. deformity.
D. lightning_strike.


Question: What most likely caused the visible cue?

Answer: C

Choices:
A. Normal shadow from lighting.
B. Fresh factory paint pattern.
C. Coating adhesion loss or erosion.
D. Camera lens distortion only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. crack.
B. deformity.
C. erosion.
D. paint.


Question: Where is the main defect distributed in the given image?

Answer: A

Choices:
A. bottom left.
B. center right.
C. top right.
D. top left.


Question: What most likely caused this cue?

Answer: B

Choices:
A. Factory seam alignment.
B. Particle and rain impact wear.
C. Shadow from the tower.
D. Camera lens reflection.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many distinct defect areas can be identified on this blade?

Answer: D

Choices:
A. More than 3.
B. 1.
C. 0.
D. 2-3.


Question: What is the type of the defect?

Answer: B

Choices:
A. chip.
B. oil.
C. paint.
D. peeling.


Question: In which region of the image is the defect most prominent?

Answer: B

Choices:
A. top.
B. center.
C. bottom.


Question: What most likely caused the visible marks?

Answer: A

Choices:
A. Oil or lubricant leaking downward.
B. Normal red tip paint.
C. A shadow from another blade.
D. Uniform factory coating.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: C

Choices:
A. 2-3.
B. 0.
C. 1.
D. More than 3.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. bottom left.
B. top right.
C. center left.
D. bottom right.


Question: What most likely caused this cue?

Answer: D

Choices:
A. Normal blade curvature only.
B. Camera compression in the sky.
C. A painted alignment stripe.
D. A scratch or crack from surface damage.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: C

Choices:
A. 1.
B. More than 3.
C. 2-3.
D. 0.


Question: What types of defects are present on this blade?

Answer: B

Choices:
A. oil.
B. peeling.
C. others.
D. erosion.


Question: Where is the main defect located in the image?

Answer: B

Choices:
A. center.
B. bottom.
C. top.


Question: What most likely explains the visible cue?

Answer: C

Choices:
A. Normal grass reflection on the blade.
B. A clean factory seam line.
C. Local coating peeling from wear or adhesion loss.
D. Temporary motion blur only.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many distinct defect areas can be identified on this blade?

Answer: C

Choices:
A. More than 3.
B. 0.
C. 1.
D. 2-3.


Question: Where is the main defect distributed in the given image?

Answer: A

Choices:
A. top right.
B. top left.
C. bottom left.
D. center left.


Question: What most likely explains the visible cue?

Answer: B

Choices:
A. Normal uniform blade shading.
B. A localized surface blemish or impact mark.
C. A shadow from the ground only.
D. A blade manufacturing label.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: D

Choices:
A. others.
B. paint.
C. scratch.
D. erosion.


Question: Where is the main defect distributed in the given image?

Answer: C

Choices:
A. center left.
B. center right.
C. bottom right.
D. bottom left.


Question: What most likely caused the visible damage?

Answer: A

Choices:
A. Particle or weather erosion on the blade surface.
B. A harmless shadow from lighting.
C. A manufacturing seam only.
D. Camera blur without surface damage.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. crack.
B. erosion.
C. scratch.
D. oil.


Question: Where in the image is the primary defect located?

Answer: D

Choices:
A. bottom left.
B. bottom right.
C. top left.
D. top right.


Question: What most likely caused this cue?

Answer: D

Choices:
A. Camera shadow on the blade.
B. A painted design feature.
C. Oil leaking from the hub.
D. Repeated leading-edge erosion.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: There are some defect in the blade. What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. crack.
C. lightning_strike.
D. erosion.


Question: Why should this cue be treated as a defect?

Answer: C

Choices:
A. It is only normal shadowing.
B. It is a blade seam line.
C. The coating appears locally peeled away.
D. It is just camera glare.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. erosion.
B. others.
C. oil.
D. lightning_strike.


Question: Where in the image is the primary defect located?

Answer: A

Choices:
A. top left.
B. bottom left.
C. top right.
D. bottom right.


Question: What most likely caused the visible cue?

Answer: B

Choices:
A. Hail impact cracking.
B. Oil or grease residue on the surface.
C. Normal blade seam shading.
D. Lightning puncture through the shell.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. surface_eyes.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: B

Choices:
A. On the upper tower section just below the nacelle.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: Why should this cue be treated as a defect?

Answer: A

Choices:
A. It is a localized surface eye.
B. It is only sky reflection.
C. It is the tower shadow.
D. It is a normal edge seam.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. surface_eyes.


Question: Why should these marks be treated as defects?

Answer: D

Choices:
A. They are only blade shadows.
B. They are normal seam lines.
C. They are camera compression artifacts.
D. They resemble surface-eye coating flaws.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 0.


Question: What is the type of the defect?

Answer: C

Choices:
A. crack.
B. peeling.
C. oil.
D. scratch.


Question: Where in the image is the primary defect located?

Answer: D

Choices:
A. bottom left.
B. top right.
C. bottom right.
D. top left.


Question: What most likely caused this mark?

Answer: C

Choices:
A. Normal blade seam shading.
B. Sun glare on the surface.
C. Leaked or smeared oil.
D. Paint uniformly curing.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. scratch.
B. paint.
C. oil.
D. lightning_strike.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. top right.
B. top left.
C. bottom left.
D. bottom right.


Question: What most likely caused the dark cue?

Answer: B

Choices:
A. Normal sunlight reflection.
B. Oil leakage or residue on the blade.
C. Fresh white paint application.
D. A missing blade tip.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: B

Choices:
A. scratch.
B. oil.
C. crack.
D. lightning_strike.


Question: What most likely caused the visible streaking?

Answer: A

Choices:
A. Oil or grease running over the surface.
B. A direct lightning strike crater.
C. Deep impact cracking through the blade.
D. Normal shadow from the tower.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: C

Choices:
A. lightning_strike.
B. oil.
C. crack.
D. deformity.


Question: How many defects are there?

Answer: B

Choices:
A. 0.
B. 1.
C. 2.
D. 3.


Question: Where is the defect located in the image?

Answer: C

Choices:
A. Bottom.
B. Top.
C. Center.


Question: Why should this cue be treated as a defect?

Answer: D

Choices:
A. It is only sky reflection.
B. It is a normal blade seam.
C. It is uniform surface color.
D. It shows a narrow surface split.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: C

Choices:
A. painting.
B. crack.
C. peeling.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused this visible cue?

Answer: C

Choices:
A. Normal shadow from the blade.
B. A factory seam line only.
C. Coating wear from edge exposure.
D. Snow on the camera lens.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: D

Choices:
A. crack.
B. paint.
C. lightning_strike.
D. oil.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. top right.
B. bottom left.
C. center right.
D. bottom right.


Question: What most likely caused this cue?

Answer: B

Choices:
A. A blade-edge fracture.
B. Oil or grease residue.
C. Fresh paint overspray.
D. Normal shadow from lighting.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: D

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where is the defect located in the image?

Answer: C

Choices:
A. Bottom.
B. Top left.
C. Center left.
D. center right.


Question: What most likely caused this cue?

Answer: A

Choices:
A. Leading-edge erosion from exposure.
B. Normal blade seam shading.
C. Camera focus blur only.
D. Fresh paint overspray.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. erosion.
B. crack.
C. lightning_strike.
D. oil.


Question: What most likely caused this visible damage?

Answer: D

Choices:
A. A harmless shadow.
B. Normal blade seam shading.
C. Fresh oil leaking outward.
D. Leading-edge erosion from weather exposure.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defects?

Answer: A

Choices:
A. erosion or peeling.
B. crack.
C. lightning_strike.
D. Unable to determine.


Question: What most likely caused this visible cue?

Answer: C

Choices:
A. Camera glare on a smooth surface.
B. A shadow from the tower.
C. Coating wear from erosion or peeling.
D. Normal blade joint markings only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: Where is the defect?

Answer: B

Choices:
A. Bottom center.
B. Center.
C. Top right.
D. Bottom right.


Question: What most likely caused the visible cue?

Answer: B

Choices:
A. Normal blade seam shading.
B. Abrasion or coating damage.
C. A distant cloud reflection.
D. Camera lens distortion only.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. Yes.
B. No.


Question: Based on inspection, how many defect areas are present on this blade?

Answer: C

Choices:
A. More than 3.
B. 2-3.
C. 0.
D. 1.


Question: What is the type of the defect?

Answer: D

Choices:
A. oil.
B. lightning_strike.
C. erosion.
D. no defect.


Question: What most likely explains the visible surface cues?

Answer: A

Choices:
A. Normal surface shading.
B. Lightning strike damage.
C. Leading-edge erosion.
D. Oil leakage from the hub.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. More than 5.
B. 2-3.
C. 1.
D. 4-5.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. oil.
B. erosion.
C. crack.
D. lightning_strike.


Question: What most likely caused the visible marks?

Answer: D

Choices:
A. Normal blade shadow only.
B. Fresh structural fracture.
C. Uniform factory paint seam.
D. Oil or grease residue on the blade.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: B

Choices:
A. 1.
B. 2.
C. 3.
D. 0.


Question: What best describes the defect found on this blade surface?

Answer: A

Choices:
A. peeling.
B. chip.
C. crack.
D. scratch.


Question: Where is the main defect located in the image?

Answer: A

Choices:
A. center right.
B. bottom left.
C. top left.
D. center left.


Question: What most likely caused the visible cue?

Answer: C

Choices:
A. Normal shadow from the hub.
B. Camera lens reflection only.
C. Coating loss from wear or impact.
D. Painted alignment markings.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: Where is the defect relative to the picture?

Answer: D

Choices:
A. Bottom center.
B. Top left.
C. Center.
D. Bottom right.


Question: What most likely caused the visible cue?

Answer: B

Choices:
A. Normal grass reflection.
B. Coating damage exposing corroded material.
C. A harmless camera blur.
D. Uniform factory paint finish.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. crack.
B. deformity.
C. lightning_strike.
D. oil.


Question: How many distinct defect areas can be identified on this blade?

Answer: B

Choices:
A. More than 3.
B. 1.
C. 0.
D. 2-3.


Question: Where is the main defect distributed in the given image?

Answer: D

Choices:
A. center right.
B. bottom left.
C. center left.
D. bottom right.


Question: What most likely caused the dark mark?

Answer: A

Choices:
A. A lightning strike impact point.
B. Normal blade shadowing.
C. A camera lens reflection.
D. Routine surface gloss.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: A

Choices:
A. 2-3.
B. 0.
C. 1.
D. More than 3.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. chip.
B. crack.
C. oil.
D. peeling.


Question: What most likely caused the dark streaking?

Answer: D

Choices:
A. Blade-tip impact damage.
B. Paint peeling from erosion.
C. A structural crack spreading.
D. Oil residue running over the blade.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. crack.
B. oil.
C. peeling.
D. scratch.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. top left.
B. bottom right.
C. bottom left.
D. center left.


Question: What most likely caused the visible cue?

Answer: C

Choices:
A. Normal sunlight reflection.
B. A shadow from the tower only.
C. Oil leakage or residue buildup.
D. Fresh white paint application.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. No.
B. Yes.


Question: How many distinct defect areas can be identified on this blade?

Answer: B

Choices:
A. 1.
B. 0.
C. 2-3.
D. More than 3.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. oil.
B. erosion.
C. no defect.
D. peeling.


Question: What best explains the visible surface cues?

Answer: B

Choices:
A. Severe impact damage.
B. Normal surface shading.
C. Coating delamination.
D. Burn marks from lightning.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. peeling.
B. oil.
C. crack.
D. others.


Question: Where in the image is the primary defect located?

Answer: A

Choices:
A. center left.
B. top right.
C. bottom right.
D. center right.


Question: What most likely caused the dark streaks?

Answer: A

Choices:
A. Oil residue running along the blade.
B. Normal sunlight reflection.
C. Fresh paint overspray only.
D. A lightning burn hole.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many distinct defect areas can be identified on this blade?

Answer: C

Choices:
A. 1.
B. 4-5.
C. 2-3.
D. More than 5.


Question: What type of defect is visible on the wind turbine?

Answer: A

Choices:
A. peeling.
B. crack.
C. erosion.
D. oil.


Question: Where is the main defect distributed in the given image?

Answer: C

Choices:
A. center.
B. top.
C. bottom.


Question: Why should these marks be treated as defects?

Answer: D

Choices:
A. They are only shadows.
B. They are normal fasteners.
C. They are grass reflections.
D. The coating appears locally peeled.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: B

Choices:
A. More than 3.
B. 1.
C. 0.
D. 2-3.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. center right.
B. center left.
C. top left.
D. top right.


Question: What most likely caused this visible cue?

Answer: C

Choices:
A. Normal blade seam shadow.
B. Camera lens reflection only.
C. Minor impact or surface wear.
D. Uniform factory paint texture.


Question: How many defects are there?

Answer: A

Choices:
A. 1.
B. 2.
C. 3.
D. 4.


Question: What is the type of the defect?

Answer: C

Choices:
A. painting.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where is the defect located in the image?

Answer: B

Choices:
A. Bottom.
B. Top.
C. Center.


Question: What most likely caused this damage?

Answer: B

Choices:
A. Normal blade shading.
B. A lightning strike impact.
C. Routine paint polishing.
D. A harmless inspection mark.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. crack.
B. oil.
C. peeling.
D. erosion.


Question: What most likely caused the dark streaks?

Answer: A

Choices:
A. Oil leaking and spreading.
B. Normal blade shadowing.
C. Leading-edge erosion only.
D. Fresh repair tape.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on the wind turbine?

Answer: C

Choices:
A. lightning_strike.
B. peeling.
C. oil.
D. crack.


Question: What most likely caused the visible streaking?

Answer: D

Choices:
A. Normal blade seam geometry only.
B. Impact from a large object.
C. Thermal burning through the laminate.
D. Oil or grease residue running down.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. chip.
B. crack.
C. oil.
D. deformity.


Question: Where in the image is the primary defect located?

Answer: B

Choices:
A. bottom left.
B. top left.
C. center left.
D. top right.


Question: What is the most likely cause of this mark?

Answer: C

Choices:
A. Normal shadow from the landscape.
B. Paint color variation only.
C. Oil or fluid residue on the blade.
D. A bird perched on the surface.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. scratch.
B. crack.
C. oil.
D. chip.


Question: What most likely caused the visible staining?

Answer: B

Choices:
A. Impact from debris.
B. Oil or grease leakage.
C. Normal shadow only.
D. Manufacturing seam paint.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: A

Choices:
A. 2-3.
B. 0.
C. More than 3.
D. 1.


Question: What type of defect is visible on this wind turbine?

Answer: A

Choices:
A. peeling.
B. oil.
C. deformity.
D. scratch.


Question: Why should the marks be treated as defects?

Answer: A

Choices:
A. Coating appears peeled away.
B. They match normal shadows.
C. They are bolt holes.
D. They are grass reflections.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. More than 5.
B. 1.
C. 4-5.
D. 2-3.


Question: What is the type of the defect?

Answer: A

Choices:
A. peeling.
B. erosion.
C. oil.
D. others.


Question: Where in the image is the primary defect located?

Answer: D

Choices:
A. top left.
B. bottom left.
C. bottom right.
D. top right.


Question: What most likely caused the visible cue?

Answer: D

Choices:
A. Normal shadow from lighting.
B. Printed blade marking.
C. Camera dust only.
D. Localized coating peeling.


Question: Is there any defect in this wind turbine?

Answer: B

Choices:
A. No.
B. Yes.


Question: How many defects are there?

Answer: B

Choices:
A. 0.
B. 1.
C. 3.
D. 2.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. crack.
B. paint.
C. lightning_strike.
D. peeling.


Question: Where in the image is the primary defect located?

Answer: A

Choices:
A. bottom right.
B. bottom left.
C. top right.
D. top left.


Question: What most likely caused the dark tip mark?

Answer: C

Choices:
A. Normal shadow from the blade.
B. Dirt from field dust only.
C. A lightning strike impact.
D. Routine paint color variation.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the total number of defects visible on this blade surface?

Answer: C

Choices:
A. 1.
B. More than 3.
C. 2-3.
D. 0.


Question: What best describes the defect found on this blade surface?

Answer: C

Choices:
A. only peeling.
B. others.
C. peeling and erosion.
D. only erosion.


Question: What most likely caused these visible marks?

Answer: B

Choices:
A. Normal blade color variation.
B. Weathering or impact wear removing coating.
C. A designed surface marking.
D. Camera focus distortion only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: B

Choices:
A. deformity.
B. peeling.
C. oil.
D. crack.


Question: What most likely caused this cue?

Answer: A

Choices:
A. Coating peeling from weathering.
B. Shadow from the tower.
C. Normal blade seam line.
D. Distant turbine reflection.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. More than 5.
B. 1.
C. 4-5.
D. 2-3.


Question: What best describes the defect found on this blade surface?

Answer: D

Choices:
A. crack.
B. lightning_strike.
C. paint.
D. erosion.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. bottom right.
B. top right.
C. top left.
D. bottom left.


Question: What most likely caused this visible damage?

Answer: D

Choices:
A. Camera lens glare only.
B. Normal blade seam shading.
C. A recent lightning burn mark.
D. Leading-edge wear from rain or particles.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: D

Choices:
A. deformity.
B. paint.
C. crack.
D. oil.


Question: What most likely caused this mark?

Answer: C

Choices:
A. Normal blade curvature.
B. Sunlight reflection only.
C. Oil or grease runoff.
D. Fresh white paint.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: C

Choices:
A. oil.
B. chip.
C. peeling.
D. crack.


Question: Where is the main defect located in the image?

Answer: B

Choices:
A. bottom.
B. center.
C. top.


Question: Why should this cue be treated as damage?

Answer: B

Choices:
A. It is normal blade shading.
B. Surface coating is visibly detached.
C. It is only printed lettering.
D. It is a harmless reflection.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the total number of defects visible on this blade surface?

Answer: C

Choices:
A. 0.
B. More than 3.
C. 2-3.
D. 1.


Question: What best describes the defect found on this blade surface?

Answer: B

Choices:
A. erosion.
B. crack.
C. lightning_strike.
D. chip.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. On the blade tip.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused the visible cue?

Answer: A

Choices:
A. Impact or stress cracking at the tip.
B. Normal blade seam shading.
C. Camera lens reflection only.
D. Paint color variation without damage.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: Where exactly is the most obvious defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Close to the blade root attachment point.
C. Centered at the midpoint of the blade span.


Question: What most likely caused this cue?

Answer: D

Choices:
A. Normal blade paint shading.
B. A tower shadow only.
C. A manufacturing seam at the root.
D. Leading-edge wear or impact.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. peeling.
B. scratch.
C. oil.
D. others.


Question: What most likely caused these marks?

Answer: C

Choices:
A. Normal blade shadow.
B. Paint peeling from impact.
C. Oil leaking and running down.
D. Lightning burn at the tip.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 0.
B. 1.
C. 3.
D. 2.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. lightning_strike.
B. dirt.
C. crack.
D. peeling.


Question: In which region of the image is the defect most prominent?

Answer: B

Choices:
A. bottom right.
B. center right.
C. top right.
D. center left.


Question: What most likely caused the visible cue?

Answer: B

Choices:
A. Internal spar failure.
B. Accumulated dirt on the surface.
C. Fresh paint peeling away.
D. A lightning puncture.


Question: Can you identify any defects on this blade surface?

Answer: B

Choices:
A. No.
B. Yes.


Question: What is the type of the defect?

Answer: C

Choices:
A. crack.
B. deformity.
C. paint.
D. oil.


Question: Where in the image is the primary defect located?

Answer: C

Choices:
A. top left.
B. bottom right.
C. center left.
D. center right.


Question: What most likely caused the visible cue?

Answer: A

Choices:
A. Paint wear or coating loss.
B. Fresh leaking lubricant.
C. Major blade deformation.
D. A shadow from the horizon.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defect?

Answer: A

Choices:
A. scratch.
B. crack.
C. lightning_strike.
D. erosion.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. Near the leading edge in the tip region.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused this visible cue?

Answer: D

Choices:
A. Normal blade shadowing only.
B. A factory seam at the root.
C. Lightning puncture damage.
D. Abrasion along the leading edge.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: D

Choices:
A. crack.
B. deformity.
C. erosion.
D. peeling.


Question: Where in the image is the primary defect located?

Answer: A

Choices:
A. bottom right.
B. top left.
C. top right.
D. bottom left.


Question: What likely caused this visible cue?

Answer: C

Choices:
A. Normal shadow from the tower.
B. A camera focus artifact.
C. Coating adhesion loss or weathering.
D. A design seam only.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: B

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What is the type of the defect?

Answer: C

Choices:
A. crack.
B. oil.
C. erosion.
D. painting.


Question: Where exactly is this defect located on the wind turbine structure?

Answer: A

Choices:
A. At the turbine nacelle area.
B. Near the trailing edge in the mid-span region.
C. Close to the blade root attachment point.
D. Centered at the midpoint of the blade span.


Question: What most likely caused this cue?

Answer: B

Choices:
A. Normal lighting on the nacelle.
B. Surface erosion exposing darker material.
C. A printed alignment marking.
D. Clean protective coating.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 3-4.
D. 5 or above.


Question: What is the type of the defect?

Answer: A

Choices:
A. crack and erosion.
B. Only crack.
C. Only erosion.
D. Unable to determine.


Question: What most likely caused these visible cues?

Answer: A

Choices:
A. Weathering and impact wear.
B. Blue sky reflection.
C. Camera lens distortion.
D. Normal blade shadowing.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: How many defects are there?

Answer: D

Choices:
A. 1.
B. 2-3.
C. 4-5.
D. More than 5.


Question: What type of defect is visible on the blade?

Answer: A

Choices:
A. crack and erosion.
B. Only crack.
C. Only erosion.
D. Unable to determine.


Question: Why treat these marks as defects?

Answer: D

Choices:
A. They match normal surface shading.
B. They are just sky reflections.
C. They are harmless blade markings.
D. They show cracking and coating loss.


Question: Does this wind turbine blade show any signs of damage or defects?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. crack.
B. lightning_strike.
C. peeling.
D. erosion.


Question: How many distinct defect areas can be identified on this blade?

Answer: A

Choices:
A. 1.
B. 0.
C. 2-3.
D. More than 3.


Question: Where is the main defect distributed in the given image?

Answer: B

Choices:
A. top.
B. bottom.
C. center.


Question: What most likely caused the dark mark?

Answer: C

Choices:
A. Normal blade shadowing.
B. Routine paint seam variation.
C. A lightning strike burn point.
D. Harmless camera blur.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: B

Choices:
A. oil.
B. dirt.
C. erosion.
D. chip.


Question: Where is the main defect distributed in the given image?

Answer: D

Choices:
A. top left.
B. top right.
C. bottom left.
D. bottom right.


Question: What most likely caused the visible cue?

Answer: B

Choices:
A. Lightning burn through the shell.
B. Accumulated dirt or grime deposits.
C. Fresh paint overspray only.
D. A missing blade section.


Question: Can you identify any defects on this blade surface?

Answer: A

Choices:
A. Yes.
B. No.


Question: What type of defect is visible on this wind turbine?

Answer: C

Choices:
A. others.
B. dirt.
C. crack.
D. oil.


Question: In which region of the image is the defect most prominent?

Answer: C

Choices:
A. center.
B. bottom.
C. top.


Question: Why should this cue be treated as a defect?

Answer: A

Choices:
A. It appears as a crack line.
B. It is normal blade shading.
C. It is only water reflection.
D. It is a distant tower.


Question: Is there any defect in this wind turbine?

Answer: A

Choices:
A. Yes.
B. No.


Question: What is the type of the defects?

Answer: A

Choices:
A. erosion or peeling.
B. crack.
C. lightning_strike.
D. Unable to determine.


Question: Where is the defect located in the image?

Answer: D

Choices:
A. Bottom center.
B. Center right.
C. Center.
D. Top right.