Assertion: operating system's feature | /r/HasProperty | pioneered
Facets:
value: through the 1950s
type: TEMPORAL
Source sentences:
text: Through the 1950s, many major features were pioneered in the field of operating systems on mainframe computers, including batch processing, input/output interrupting, buffering, multitasking, spooling, runtime libraries, link-loading, and programs for sorting records in files.