TORONTO, May 19 (Reuters) - Toronto Stock Exchange S&P/TSX composite index .GSPTSE :
* Rises 272.52 points, or 1.86 percent, to 14,911.42 at open.TORONTO, May 19 (Reuters) - Toronto Stock Exchange S&P/TSX composite index .GSPTSE :
* Unofficially closes up 245.79 points, or 1.68 percent, at 14,884.69.