question: Where is San Diego 's border crossing ?
answer: the San Ysidro neighborhood at the San Ysidro Port of Entry
turker_answer: San Diego 's border crossing is in the San Ysidro neighborhood at the San Ysidro Port of Entry .
rule-based: San Diego 's border crossing is in the San Ysidro neighborhood at the San Ysidro Port of Entry .