Table:
text: 1947 Giro d'Italia
Stage results
Stage results
Date_ Course Distance Type_ Winner Race_Leader
29 May Prato to Bagni di Casciana Terme km (mi) Plain stage Luciano Maggini ( ITA ) Gino Bartali ( ITA )
29 May Bagni di Casciana Terme to Florence km (mi) Plain stage Renzo Zanazzi ( ITA ) Gino Bartali ( ITA )
30 May Florence to Perugia km (mi) Plain stage Giordano Cottur ( ITA ) Gino Bartali ( ITA )
31 May Perugia to Rome km (mi) Stage with mountain(s) Oreste Conte ( ITA ) Gino Bartali ( ITA )
1 June Rome to Naples km (mi) Plain stage Fausto Coppi ( ITA ) Gino Bartali ( ITA )
2 June Rest day Rest day Rest day Rest day Rest day

Question: On what date did the Rome to Naples circuit take place as part of the 1947 Giro d'Italia?