<s>
A	O
multimodal	B-Protocol
browser	I-Protocol
is	O
one	O
which	O
allows	O
multimodal	B-Application
interaction	I-Application
for	O
input	O
and/or	O
output	O
-	O
for	O
example	O
,	O
keyboard	O
and	O
voice	B-Application
interfaces	I-Application
.	O
</s>
<s>
Examples	O
include	O
Opera	B-Application
and	O
NetFront	B-Operating_System
.	O
</s>
