Convert the following EBNF rule taken from Pascal standard to ordinary BNF. (You may need more than one rule, and you may need to introduce new nonterminals.)

->

array "(" (

{,} | {,

Convert the following EBNF rule taken from Pascal standard to ordinary BNF (You may need more than one rule, and you may need to introduce new nonterminals.) array-definition array "(" (index-subtype, definition (,l, discrete-subtype-definition} )")" of component-definition>