With no explanation, label each line with "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
1993
,
Microsoft
Office
Professional
was
released
,
which
added
Microsoft
Access
1.1
.
In:O
1993:O
,:O
Microsoft:product-software
Office:product-software
Professional:product-software
was:O
released:O
,:O
which:O
added:O
Microsoft:product-software
Access:product-software
1.1:product-software
.:O