<s>
The	O
dynamic	B-General_Concept
knowledge	I-General_Concept
repository	I-General_Concept
(	O
DKR	O
)	O
is	O
a	O
concept	O
developed	O
by	O
Douglas	O
C	O
.	O
Engelbart	O
as	O
a	O
primary	O
strategic	O
focus	O
for	O
allowing	O
humans	O
to	O
address	O
complex	O
problems	O
.	O
</s>
<s>
The	O
repository	O
can	O
be	O
searched	O
and	O
data	O
can	O
be	O
quickly	O
retrieved	B-Application
.	O
</s>
