Which round was the Spanish Grand Prix?
{'header': ['Round', 'Grand Prix', 'Date', 'Location', 'Pole Position', 'Fastest Lap', 'Winning Driver', 'Winning Constructor', 'Report'], 'page_title': '1993 Formula One season', 'page_id': '', 'types': ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text'], 'id': '1-1137703-2', 'section_title': 'Grands Prix', 'caption': 'Grands Prix', 'rows': [['1', 'South African Grand Prix', '14 March', 'Kyalami', 'Alain Prost', 'Alain Prost', 'Alain Prost', 'Williams - Renault', 'Report'], ['2', 'Brazilian Grand Prix', '28 March', 'São Paulo', 'Alain Prost', 'Michael Schumacher', 'Ayrton Senna', 'McLaren - Ford', 'Report'], ['3', 'European Grand Prix', '11 April', 'Donington', 'Alain Prost', 'Ayrton Senna', 'Ayrton Senna', 'McLaren - Ford', 'Report'], ['4', 'San Marino Grand Prix', '25 April', 'Imola', 'Alain Prost', 'Alain Prost', 'Alain Prost', 'Williams - Renault', 'Report'], ['5', 'Spanish Grand Prix', '9 May', 'Barcelona', 'Alain Prost', 'Michael Schumacher', 'Alain Prost', 'Williams - Renault', 'Report'], ['6', 'Monaco Grand Prix', '23 May', 'Monaco', 'Alain Prost', 'Alain Prost', 'Ayrton Senna', 'McLaren - Ford', 'Report'], ['7', 'Canadian Grand Prix', '13 June', 'Circuit Gilles Villeneuve', 'Alain Prost', 'Michael Schumacher', 'Alain Prost', 'Williams - Renault', 'Report'], ['8', 'French Grand Prix', '4 July', 'Magny-Cours', 'Damon Hill', 'Michael Schumacher', 'Alain Prost', 'Williams - Renault', 'Report'], ['9', 'British Grand Prix', '11 July', 'Silverstone', 'Alain Prost', 'Damon Hill', 'Alain Prost', 'Williams - Renault', 'Report'], ['10', 'German Grand Prix', '25 July', 'Hockenheimring', 'Alain Prost', 'Michael Schumacher', 'Alain Prost', 'Williams - Renault', 'Report'], ['11', 'Hungarian Grand Prix', '15 August', 'Hungaroring', 'Alain Prost', 'Alain Prost', 'Damon Hill', 'Williams - Renault', 'Report'], ['12', 'Belgian Grand Prix', '29 August', 'Spa-Francorchamps', 'Alain Prost', 'Alain Prost', 'Damon Hill', 'Williams - Renault', 'Report'], ['13', 'Italian Grand Prix', '12 September', 'Monza', 'Alain Prost', 'Damon Hill', 'Damon Hill', 'Williams - Renault', 'Report'], ['14', 'Portuguese Grand Prix', '26 September', 'Estoril', 'Damon Hill', 'Damon Hill', 'Michael Schumacher', 'Benetton - Ford', 'Report'], ['15', 'Japanese Grand Prix', '24 October', 'Suzuka', 'Alain Prost', 'Alain Prost', 'Ayrton Senna', 'McLaren - Ford', 'Report']], 'name': 'table_1137703_2'}