Grammar

    0 $accept: expression $end

    1 expression: expression '-' IDENTIFIER
    2           | IDENTIFIER


Terminals, with rules where they appear

$end (0) 0
'-' (45) 1
error (256)
IDENTIFIER (258) 1 2


Nonterminals, with rules where they appear

$accept (5)
    on left: 0
expression (6)
    on left: 1 2, on right: 0 1


state 0

    0 $accept: . expression $end

    IDENTIFIER  shift, and go to state 1

    expression  go to state 2


state 1

    2 expression: IDENTIFIER .

    $default  reduce using rule 2 (expression)


state 2

    0 $accept: expression . $end
    1 expression: expression . '-' IDENTIFIER

    $end  shift, and go to state 3
    '-'   shift, and go to state 4


state 3

    0 $accept: expression $end .

    $default  accept


state 4

    1 expression: expression '-' . IDENTIFIER

    IDENTIFIER  shift, and go to state 5


state 5

    1 expression: expression '-' IDENTIFIER .

    $default  reduce using rule 1 (expression)