<s>
A	O
semantic	B-Data_Structure
resolution	I-Data_Structure
tree	I-Data_Structure
is	O
a	O
tree	B-Application
used	O
for	O
the	O
definition	O
of	O
the	O
semantics	B-Application
of	O
a	O
programming	O
language	O
.	O
</s>
