added partial data splits

ae_corpus_v1_dev_partial.txt

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+
+Extension could acknowledge their success as water savers, seek ways to maintain this behavior, and leverage their influence on their neighbors and HOA boards.
+<The remaining sentences of the VALIDATION set are truncated... and will be updated soon>

ae_corpus_v1_test_partial.txt

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+A majority of the respondents  indicated that they owned and rented portions of their land and were the primary operators.
+<The remaining sentences of the TEST set are truncated... and will be updated soon>

ae_corpus_v1_train_partial.txt

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+The greatest maturity delay, however, was six days, which is unlikely to cause crop loss from early frost.
+<The remaining sentences of the TRAIN set are truncated... and will be updated soon>