{
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  "problems_by_difficulty": {
    "L5: Millennium Prize": 136,
    "L3: Advanced": 3842,
    "L4: Expert": 234,
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    "L1: Tractable": 916
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  "problems_by_category": {
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    "Number Theory": 677,
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    "Algebraic Geometry": 26,
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    "Graph Theory": 728,
    "Topology": 1217,
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    "Set Theory": 16,
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    "Analysis": 559,
    "Logic": 50,
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    "opengarden": 422,
    "amr_open_problem_lists": 3342,
    "terminal_bench_verifiable_problems": 18
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}