In this task, you have to identify the named entities (NER) which are the ingredients required given its directions. Named entities are the names of the items without their quantity.

[EX Q]: Chop stuffed olives in blender., Place beef, olives and tomatoes in a Dutch oven., Simmer until beef falls off the bones. Skim off any fat and remove bones., No additional seasoning is needed., Heap on buns or French rolls., Serve with a salad and beans, if desired.
[EX A]: beef chuck, salad olives, tomatoes

[EX Q]: In a medium bowl, mix flour, sugar, baking powder and salt. In another medium bowl, mix egg yolks, milk and oil; stir into flour mixture., In a small bowl, beat egg whites with electric mixer on high speed until stiff peaks form., Fold egg whites into batter., Prepare waffle iron according to manufacturer's directions., Using 1/2 cup batter for each waffle, bake on preheated waffle iron until steaming stops and waffle is golden brown., Makes 9 waffles.
[EX A]: flour, sugar, baking powder, salt, egg yolks, milk, vegetable oil, egg whites

[EX Q]: Cook pasta in boiling, salted water until al dente. Drain and set aside to cool., Toss cooled pasta with pepper, olives, feta, mixed greens, onion and pine nuts., Whisk together reserved oil and red wine vinegar. Toss with pasta salad just before serving.
[EX A]:
penne pasta, red peppers, black olives, oil, feta cheese, red onion, nuts, red wine vinegar