sentences: if something is used for a process, then that something has a uncertain detecting on that transports
docs: spatial_reasoning_test is kb_content_test. doubt is uncertainty. describing is information_transfer. internally_querying_kb is communicating_using_device. logic_unknown is electronic_signal. unknown is variable. transfer_learning_test_query is kb_content_test. information_route is artifact_used_for_communication. retrieval is computer_operation.