With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Before
grade-sharing
began
,
Galva–Holstein
had
numerous
sports
sharing
agreements
with
surrounding
schools
.
Before:O
grade-sharing:O
began:O
,:O
Galva–Holstein:organization-education
had:O
numerous:O
sports:O
sharing:O
agreements:O
with:O
surrounding:O
schools:O
.:O