version: "3" tasks: default: deps: - t1 t1: deps: - t3 - t4 cmds: - task: t2 - echo done 1 t2: deps: - t5 - t6 cmds: - echo done 2 t3: cmds: - echo done 3 t4: cmds: - echo done 4 t5: cmds: - echo done 5 t6: cmds: - echo done 6