[2025-10-02T06:51:15.888284] [QUERYOME] Starting research for query 2171: 'Instructions:
 Answer the question below. First, respond with the single best option letter (A, B, C, or D). Then provide a concise reasoning (1–3 sentences). Use both the retrieved evidence and your own medical knowledge to choose the most accurate answer.

Question:
Chromium is used in stainless steel for which purpose?

Options:
A. Corrosion resistance
B. Increases the lustre of stainless steel
C. Stabilization of the alloy
D. Increases the hardness of steel'
[2025-10-02T06:51:15.933156] [PI] Starting research for query: 'Instructions:
 Answer the question below. First, respond with the single best option letter (A, B, C, or D). Then provide a concise reasoning (1–3 sentences). Use both the retrieved evidence and your own medical knowledge to choose the most accurate answer.

Question:
Chromium is used in stainless steel for which purpose?

Options:
A. Corrosion resistance
B. Increases the lustre of stainless steel
C. Stabilization of the alloy
D. Increases the hardness of steel'
[2025-10-02T06:51:15.936320] Saving text to bench_final/run1/medmcqa/medmcqa_3731/pi_initial_prompt.txt
[2025-10-02T06:51:15.942376] [PI] Calling o3 for initial analysis...
[2025-10-02T06:51:18.712382] [PI] Reasoning iteration 1
[2025-10-02T06:51:18.714172] [PI] Executing function call 1: hybrid_search
[2025-10-02T06:51:18.717053] [PI] Function arguments: {'query': 'chromium in stainless steel corrosion resistance because chromium forms passive oxide layer', 'k': 5, 'faiss_weight': 0.6, 'bm25_weight': 0.4, 'use_rrf': True}
[2025-10-02T06:51:18.718803] Saving JSON to bench_final/run1/medmcqa/medmcqa_3731/pi_iteration_1_tool_call_2_hybrid_search.json
[2025-10-02T06:51:20.053994] [PI] Function hybrid_search executed successfully
[2025-10-02T06:51:20.055743] Saving JSON to bench_final/run1/medmcqa/medmcqa_3731/pi_iteration_1_tool_result_2_hybrid_search.json
[2025-10-02T06:51:20.079353] [PI] Continuing reasoning with 1 function responses...
[2025-10-02T06:51:24.385685] [PI] Reasoning iteration 2
[2025-10-02T06:51:24.387439] [PI] No function calls found in response
[2025-10-02T06:51:24.392405] [PI] No more function calls - research complete
[2025-10-02T06:51:24.393786] Saving text to bench_final/run1/medmcqa/medmcqa_3731/pi_final_answer.txt
[2025-10-02T06:51:24.430750] [QUERYOME] Query completed successfully
