question: How can you identify a duck from other poultry ?
answer: medium-sized aquatic birds with broad bills , eyes on the side of the head , fairly long necks , short legs set far back on the body , and webbed feet .
turker_answer: You can identify a duck from other poultry because they are medium-sized aquatic birds with broad bills , eyes on the side of the head , fairly long necks , short legs set far back on the body , and webbed feet .
rule-based: You can identify a duck from other poultry by medium-sized aquatic birds with broad bills , eyes on the side of the head , fairly long necks , short legs set far back on the body , and webbed feet .