[2025-10-02T04:28:14.268275] [QUERYOME] Starting research for query 1864: '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:
Most common route for metastasis of oral cancer is by:

Options:
A. Direct extension
B. Lymphatics
C. Blood vessels
D. Aspiration of tumor cells'
[2025-10-02T04:28:14.317434] [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:
Most common route for metastasis of oral cancer is by:

Options:
A. Direct extension
B. Lymphatics
C. Blood vessels
D. Aspiration of tumor cells'
[2025-10-02T04:28:14.320265] Saving text to bench_final/run1/medmcqa/medmcqa_3424/pi_initial_prompt.txt
[2025-10-02T04:28:14.325257] [PI] Calling o3 for initial analysis...
[2025-10-02T04:28:17.833159] [PI] Reasoning iteration 1
[2025-10-02T04:28:17.835848] [PI] Executing function call 1: hybrid_search
[2025-10-02T04:28:17.838442] [PI] Function arguments: {'query': 'oral cavity squamous cell carcinoma most common route of metastasis lymphatic cervical lymph nodes', 'k': 5, 'faiss_weight': 0.5, 'bm25_weight': 0.5, 'use_rrf': True}
[2025-10-02T04:28:17.840989] Saving JSON to bench_final/run1/medmcqa/medmcqa_3424/pi_iteration_1_tool_call_2_hybrid_search.json
[2025-10-02T04:28:18.410336] [PI] Function hybrid_search executed successfully
[2025-10-02T04:28:18.412560] Saving JSON to bench_final/run1/medmcqa/medmcqa_3424/pi_iteration_1_tool_result_2_hybrid_search.json
[2025-10-02T04:28:18.430192] [PI] Continuing reasoning with 1 function responses...
[2025-10-02T04:28:21.540925] [PI] Reasoning iteration 2
[2025-10-02T04:28:21.542616] [PI] No function calls found in response
[2025-10-02T04:28:21.545105] [PI] No more function calls - research complete
[2025-10-02T04:28:21.546819] Saving text to bench_final/run1/medmcqa/medmcqa_3424/pi_final_answer.txt
[2025-10-02T04:28:21.551929] [QUERYOME] Query completed successfully
