With no explanation, label each line with "location-GPE", "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Walt
Whitman
High
School
is
a
public
high
school
in
Bethesda
,
Maryland
,
United
States
.
Walt:organization-education
Whitman:organization-education
High:organization-education
School:organization-education
is:O
a:O
public:O
high:O
school:O
in:O
Bethesda:location-GPE
,:O
Maryland:location-GPE
,:O
United:location-GPE
States:location-GPE
.:O