{"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"//"}]}
    //                       /    n3->n2 [2]  n1<-n0 [2]    \
    //             n0->n1     /        |           |       \     n3<-n1
    //         n1->n2, n1->n3                                n2<-n1, n2<-n3