Multiple key$-$value pairs, each representing a person's name and food, are read from input and added to order$\_$records$1.$ First, merge order$\_$records$2$ with order$\_$records$1.$ Then, merge order$\_$records$3$ with order$\_$records$2.$ Finally, clear order$\_$records$1.$

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Ex: If the input is:

Jan peas

Huy lemon

end

then the output is:

Order records $1$:

$\{\}$

Order records $2$:

$\{\text{'}$Kim$\text{'}$: 'artichoke', 'Bob': 'grape', 'Jan': 'peas', 'Huy': 'lemon'$\}$

Order records $3$:

$\{\text{'}$Ani$\text{'}$: 'carrot', 'Kim': 'artichoke', 'Bob': 'grape', 'Jan': 'peas', 'Huy': 'lemon'$\}$