Table:
text: 2009 Grand Prix motorcycle racing season
Grands Prix
Grands Prix
Round Date_ Grand_Prix Circuit _125cc_winner _250cc_winner MotoGP_winner Report
15 18 October Australian Grand Prix Phillip Island Julián Simón Marco Simoncelli Casey Stoner Report
16 25 October Malaysian Grand Prix Sepang Julián Simón Hiroshi Aoyama Casey Stoner Report
17 8 November Valencian Grand Prix Valencia Julián Simón Héctor Barberá Dani Pedrosa Report

text: 2009 Grand Prix motorcycle racing season
Grands Prix
Grands Prix
Round Date_ Grand_Prix Circuit _125cc_winner _250cc_winner MotoGP_winner Report
8 5 July United States Grand Prix Laguna Seca No 125cc and 250cc race No 125cc and 250cc race Dani Pedrosa Report
9 19 July German Grand Prix Sachsenring Julián Simón Marco Simoncelli Valentino Rossi Report
10 26 July British Grand Prix Donington Julián Simón Hiroshi Aoyama Andrea Dovizioso Report
11 16 August Czech Republic Grand Prix Brno Nicolás Terol Marco Simoncelli Valentino Rossi Report
12 30 August Indianapolis Grand Prix Indianapolis Pol Espargaró Marco Simoncelli Jorge Lorenzo Report
13 6 September San Marino Grand Prix Misano Julián Simón Héctor Barberá Valentino Rossi Report
14 4 October Portuguese Grand Prix Estoril Pol Espargaró Marco Simoncelli Jorge Lorenzo Report

text: 2009 Grand Prix motorcycle racing season
Grands Prix
Grands Prix
Round Date_ Grand_Prix Circuit _125cc_winner _250cc_winner MotoGP_winner Report
1 12–13 April Qatar Grand Prix ‡ Losail Andrea Iannone Héctor Barberá Casey Stoner Report
2 26 April Japanese Grand Prix Motegi Andrea Iannone Álvaro Bautista Jorge Lorenzo Report
3 3 May Spanish Grand Prix Jerez Bradley Smith Hiroshi Aoyama Valentino Rossi Report
4 17 May French Grand Prix Le Mans Julián Simón Marco Simoncelli Jorge Lorenzo Report
5 31 May Italian Grand Prix Mugello Bradley Smith Mattia Pasini Casey Stoner Report
6 14 June Catalan Grand Prix Catalunya Andrea Iannone Álvaro Bautista Valentino Rossi Report
7 27 June Dutch TT Assen Sergio Gadea Hiroshi Aoyama Valentino Rossi Report

Question: What date is a Casey Stoner MotoGP winner and Hiroshi Aoyama 250cc winner for the 2009 Grand Prix motorcycle racing season?

Question: Which MotoGP winner has a Marco Simoncelli 250cc winner and a round of 16 in the 2009 motorcycle Grand Prix racing season?