With no explanation, label each line with "location-GPE", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Russian
Revolution
of
1905
stimulated
strikes
and
other
mass
movements
in
the
Czech
Lands
.
The:O
Russian:event-attack/battle/war/militaryconflict
Revolution:event-attack/battle/war/militaryconflict
of:O
1905:O
stimulated:O
strikes:O
and:O
other:O
mass:O
movements:O
in:O
the:O
Czech:location-GPE
Lands:O
.:O