scufl_graph cluster_sources Workflow Inputs cluster_sinks Workflow Outputs Fail_if_false Fail_if_false tempF tempF Fail_if_false->tempF Fail_if_true Fail_if_true tempC tempC Fail_if_true->tempC FtoC FtoC tempF->FtoC CtoF CtoF tempC->CtoF WORKFLOWINTERNALSINK_tempF tempF CtoF->WORKFLOWINTERNALSINK_tempF WORKFLOWINTERNALSINK_tempC tempC FtoC->WORKFLOWINTERNALSINK_tempC WORKFLOWINTERNALSOURCECONTROL WORKFLOWINTERNALSOURCE_condition condition WORKFLOWINTERNALSOURCE_condition->Fail_if_false WORKFLOWINTERNALSOURCE_condition->Fail_if_true WORKFLOWINTERNALSINKCONTROL