With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "organization-government/governmentagency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Massachusetts
once
again
began
issuing
paper
money
after
the
American
Revolutionary
War
began
in
1775
.
Massachusetts:organization-government/governmentagency
once:O
again:O
began:O
issuing:O
paper:O
money:O
after:O
the:O
American:event-attack/battle/war/militaryconflict
Revolutionary:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
began:O
in:O
1775:O
.:O