<s>
SAP	B-Application
R/2	I-Application
is	O
an	O
older	O
version	O
of	O
real-time	B-General_Concept
enterprise	O
resource	O
planning	O
(	O
ERP	O
)	O
software	O
produced	O
by	O
the	O
German	O
company	O
SAP	B-Application
AG	I-Application
,	O
that	O
was	O
replaced	O
by	O
SAP	B-Application
R/3	I-Application
.	O
</s>
<s>
SAP	B-Application
R/2	I-Application
launched	O
in	O
1979	O
and	O
followed	O
the	O
company	O
's	O
first	O
product	O
,	O
a	O
materials	O
management	O
module	O
called	O
RM/1	O
,	O
which	O
was	O
launched	O
in	O
1975	O
and	O
became	O
part	O
of	O
R/1	O
.	O
</s>
<s>
What	O
was	O
unique	O
about	O
R/2	O
was	O
that	O
it	O
was	O
a	O
packaged	O
software	O
application	O
that	O
processed	O
real-time	B-General_Concept
on	O
a	O
mainframe	B-Architecture
computer	I-Architecture
taking	O
advantage	O
of	O
Time	B-Application
Sharing	I-Application
Option	I-Application
and	O
integrated	O
all	O
of	O
an	O
enterprise	O
's	O
functions	O
,	O
such	O
as	O
accounting	O
,	O
manufacturing	O
processes	O
,	O
supply	O
chain	O
logistics	O
and	O
human	O
resources	O
.	O
</s>
