Before last week , the last official sighting of an ivory bill came in 1944 in an area near the Tensas River in Louisiana known as the Singer Tract because it was owned by the Singer Sewing Machine Company .
Louisiana /location/location/contains Tensas River
IN JJ NN , DT JJ JJ NN IN DT NN NN VBD IN CD IN DT NN IN DT NNP NNP IN NNP VBN IN DT NNP NNP IN PRP VBD VBN IN DT NNP NNP NNP NNP .
Louisiana
LOCATION
Tensas River
LOCATION
/location/location/contains