With no explanation, label each line with "O", "person-athlete", "organization-sportsteam", "other-currency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
1953
Wigan
signed
Billy
Boston
for
£
150
.
In:O
1953:O
Wigan:organization-sportsteam
signed:O
Billy:person-athlete
Boston:person-athlete
for:O
£:other-currency
150:O
.:O