12 Base+FrameNet ( FN ) 61.8 71.9 66.5 59.8 69.3 64.2 53.5 60.0 56.6 51.1 57.9 54.3 13 Base+Verb Pairs ( VP ) 62.1 72.2 66.8 60.1 69.3 64.4 54.4 60.1 57.1 51.9 58.2 54.9 14 Base+Appositives ( AP ) 63.1 71.7 67.1 60.5 69.4 64.6 54.1 60.1 56.9 51.9 57.8 54.7 Table 1 : Results obtained by applying different types of features in isolation to the Baseline system .