sentences:  During the weekday rush hour there are up to 15 services per hour between St Ives and Cambridge, with additional services on routes from Chatteris, Ramsey, Somersham, Boxworth, Brampton and Godmanchester to Cambridge or Cambridge Railway Station.There is no service after the early evening, and on Sundays service D runs half-hourly from St Ives to Cambridge during the daytime.Stagecoach route B operates a core route from Cambridge to Orchard Park, St Ives and Huntingdon.