title: Missing num_classes in ogbg-molpcba
content: Missing num_classes in ogbg-molpcba. Based on FORMAT.md in GLI Documents, the ogbg-molpcba_task.json file should contain an attribute: "num_classes" .
involved: [
    {
        "name": "ogbg-molpcba_task.json",
        "context": "The "num_classes" is missing in this task file."
    },
    {
        "name": "FORMAT.md",
        "context": "  - `num_classes`: the number of classes. (required for `GraphClassification`, not for `GraphRegression`)"
    }
]