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Table 2: 
Functions used for grounding natural language phrases in numerical operators or KB entities.
FunctionDescription
agg Given a phrase wagg which describes an aggregate operation, agg denotes the corresponding operation. Either max, min, count, sum or avg. 
sup Given wsup describing a superlative, it denotes the corresponding function. Either argmax or argmin. 
com Given wcom describing a comparison, it denotes the corresponding relation out of: <, ≤, >, ≥, =, ≠. 
ari Given wari describing an arithmetic operation, it denotes the corresponding operation out of: +, −, *, /. 
groundKe(w) Given a natural language phrase w, it returns the set of corresponding KB entities, Se
groundKr(w) Given a natural language phrase w, it returns the corresponding KB relation, r
FunctionDescription
agg Given a phrase wagg which describes an aggregate operation, agg denotes the corresponding operation. Either max, min, count, sum or avg. 
sup Given wsup describing a superlative, it denotes the corresponding function. Either argmax or argmin. 
com Given wcom describing a comparison, it denotes the corresponding relation out of: <, ≤, >, ≥, =, ≠. 
ari Given wari describing an arithmetic operation, it denotes the corresponding operation out of: +, −, *, /. 
groundKe(w) Given a natural language phrase w, it returns the set of corresponding KB entities, Se
groundKr(w) Given a natural language phrase w, it returns the corresponding KB relation, r
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