Besides using a columi$/$row reference, how else can you reference the selected cell in this example?

$\backslash$table$[[N,,,v$:$x,x,],[4,$A$,$B$,C,$D$,$E$],[1,,,,,],[2,,x,15,,],[3,,$y$,16,,],[4,,$n$,3,,],[5,,,,,],[\backslash$table$[[6],[7]],,,,,]]$