The closest phrase of X1 in the source domain is X3: the phrase between "Iraqi soldiers" and "herself" in the sentence "The Washington Post is reporting she shot several Iraqi soldiers before she was captured and she was shot herself , too.".
in general, suppose we are able to acquire an additional real-valued vector V i from word embeddings to semantically represent a relation mention R i (along with the PET tree T i ), leading to the new representation of The new kernel function in this case is then defined by: is some standard vector kernel like the polynomial kernels.