Captain Kraigg Brathwaite and deputy skipper Jermaine Blackwood both carved out valiant hundreds as West Indies left their mark on day three of the second Test with an exceptional batting effort at Kensington oval today.The 29-year-old Brathwaite crafted an unbeaten 109 – his tenth Test hundred – while the 30-year-Blackwood unfurled an equally outstanding 102 – his third Test century – as West Indies marched to the close on 288 for four, in reply to England’s massive first innings of 507 for nine declared.And even though West Indies still trailed by 219 runs heading into Saturday’s fourth day, they managed to haul themselves to within 20 runs of avoiding the follow-on, leaving the contest an open affair going into the decisive stages of the affair at a vociferous Kensington Oval.