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Sentence ::= Subject Verb Object . | Sentence ::= Subject Verb Object ''.'' | ||
Subject ::= I | a Noun | the Noun | Subject ::= ''I'' | ''a'' Noun | ''the'' Noun | ||
Object ::= me | a Noun | the Noun | ε | Object ::= ''me'' | ''a'' Noun | ''the'' Noun | ε | ||
Noun ::= cat | mat | rat | Noun ::= ''cat'' | ''mat'' | ''rat'' | ||
Verb ::= like | is | see | sees | go | Verb ::= ''like'' | ''is'' | ''see'' | ''sees'' | ''go'' | ||
FIRST(Sentence) = {I, a, the} | FIRST(Sentence) = {I, a, the} | ||
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FIRST(Object) = {me, a, the, ε} | FIRST(Object) = {me, a, the, ε} | ||
FIRST(Noun) = {cat, mat, rat} | FIRST(Noun) = {cat, mat, rat} | ||
---- | ---- | ||
[[NewCompileError]] | [[NewCompileError]] | ||
Revision as of 07:47, 16 August 2014
Sentence ::= Subject Verb Object . Subject ::= I | a Noun | the Noun Object ::= me | a Noun | the Noun | ε Noun ::= cat | mat | rat Verb ::= like | is | see | sees | go
FIRST(Sentence) = {I, a, the} FIRST(Subject) = {I, a, the} FIRST(Verb) = {like, is, see, sees, go} FIRST(Object) = {me, a, the, ε} FIRST(Noun) = {cat, mat, rat}