{"ast_node_type":"other","tokens":[{"end":10,"kind":"keyword","start":0,"text":"6,"}]}
        6,
    let graph = TestGraph::new(
        &[(6, 5), (6, 4), (5, 1), (4, 2), (4, 3), (1, 2), (2, 3), (3, 2), (2, 1)],