[2025-10-01T04:45:14.069142] [QUERYOME] Starting research for query 1180: '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:
The following drug is not useful for MRSA? 

Options:
{'A': 'Cefaclor', 'B': 'Cotrimoxazole', 'C': 'Ciprofloxacin', 'D': 'Vancomycin'}'
[2025-10-01T04:45:14.144141] [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:
The following drug is not useful for MRSA? 

Options:
{'A': 'Cefaclor', 'B': 'Cotrimoxazole', 'C': 'Ciprofloxacin', 'D': 'Vancomycin'}'
[2025-10-01T04:45:14.146420] Saving text to bench_final/run1/medmcqa/medmcqa_1179/pi_initial_prompt.txt
[2025-10-01T04:45:14.170572] [PI] Calling o3 for initial analysis...
[2025-10-01T04:45:21.434648] [PI] Reasoning iteration 1
[2025-10-01T04:45:21.437455] [PI reasoning] **Analyzing MRSA treatment options**

I need to provide the best concise reasoning regarding MRSA. It’s resistant to most beta-lactams, except for certain 5th generation cephalosporins. Cefaclor, a second-generation oral cephalosporin, turns out to be ineffective due to this resistance. Cotrimoxazole is an option for community-acquired MRSA, while ciprofloxacin has variable susceptibility. However, I can conclude that cefaclor is definitely not useful against MRSA. I'll need to gather some citations to support this!
[2025-10-01T04:45:21.439309] [PI] Executing function call 1: hybrid_search
[2025-10-01T04:45:21.447506] [PI] Function arguments: {'query': 'Cefaclor MRSA activity', 'k': 5, 'faiss_weight': 0.5, 'bm25_weight': 0.5, 'use_rrf': True}
[2025-10-01T04:45:21.449255] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_1_tool_call_2_hybrid_search.json
[2025-10-01T04:45:46.156809] [PI] Function hybrid_search executed successfully
[2025-10-01T04:45:46.158945] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_1_tool_result_2_hybrid_search.json
[2025-10-01T04:45:46.166288] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T04:45:49.182252] [PI] Reasoning iteration 2
[2025-10-01T04:45:49.184009] [PI] Executing function call 1: hybrid_search
[2025-10-01T04:45:49.186594] [PI] Function arguments: {'query': 'trimethoprim-sulfamethoxazole methicillin-resistant Staphylococcus aureus treatment', 'k': 5, 'faiss_weight': 0.6, 'bm25_weight': 0.4, 'use_rrf': True}
[2025-10-01T04:45:49.188188] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_2_tool_call_2_hybrid_search.json
[2025-10-01T04:45:56.116835] [PI] Function hybrid_search executed successfully
[2025-10-01T04:45:56.118683] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_2_tool_result_2_hybrid_search.json
[2025-10-01T04:45:56.124097] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T04:45:59.022785] [PI] Reasoning iteration 3
[2025-10-01T04:45:59.025819] [PI] Executing function call 1: hybrid_search
[2025-10-01T04:45:59.028316] [PI] Function arguments: {'query': 'Vancomycin remains mainstay therapy for MRSA infections', 'k': 5, 'faiss_weight': 0.5, 'bm25_weight': 0.5, 'use_rrf': True}
[2025-10-01T04:45:59.037432] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_3_tool_call_2_hybrid_search.json
[2025-10-01T04:46:38.223393] [PI] Function hybrid_search executed successfully
[2025-10-01T04:46:38.227515] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_3_tool_result_2_hybrid_search.json
[2025-10-01T04:46:38.236413] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T04:46:42.702924] [PI] Reasoning iteration 4
[2025-10-01T04:46:42.713533] [PI] Executing function call 1: hybrid_search
[2025-10-01T04:46:42.717073] [PI] Function arguments: {'query': 'ciprofloxacin activity against MRSA susceptibility', 'k': 5, 'faiss_weight': 0.5, 'bm25_weight': 0.5, 'use_rrf': True}
[2025-10-01T04:46:42.719382] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_4_tool_call_2_hybrid_search.json
[2025-10-01T04:47:21.072775] [PI] Function hybrid_search executed successfully
[2025-10-01T04:47:21.075717] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_4_tool_result_2_hybrid_search.json
[2025-10-01T04:47:21.081309] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T04:47:27.978104] [PI] Reasoning iteration 5
[2025-10-01T04:47:27.980936] [PI] Executing function call 1: hybrid_search
[2025-10-01T04:47:27.984299] [PI] Function arguments: {'query': 'Methicillin resistant Staphylococcus aureus resistant to all beta-lactams including cephalosporins such as cefaclor', 'k': 5, 'faiss_weight': 0.6, 'bm25_weight': 0.4, 'use_rrf': True}
[2025-10-01T04:47:27.988227] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_5_tool_call_2_hybrid_search.json
[2025-10-01T04:48:08.394042] [PI] Function hybrid_search executed successfully
[2025-10-01T04:48:08.397161] Saving JSON to bench_final/run1/medmcqa/medmcqa_1179/pi_iteration_5_tool_result_2_hybrid_search.json
[2025-10-01T04:48:08.403820] [PI] Continuing reasoning with 1 function responses...
[2025-10-01T04:48:14.985651] [PI] Reasoning iteration 6
[2025-10-01T04:48:14.987203] [PI] No function calls found in response
[2025-10-01T04:48:14.989115] [PI] No more function calls - research complete
[2025-10-01T04:48:14.991793] Saving text to bench_final/run1/medmcqa/medmcqa_1179/pi_final_answer.txt
[2025-10-01T04:48:15.000782] [QUERYOME] Query completed successfully
