AUCKLAND, New Zealand (Agencies) - Top-seeded Spaniards David Ferrer and Nicolas Almagro opened their 2011 campaigns with hard-fought wins in the Heineken Open on Wednesday. Ferrer, the world No. 7 and top seed, took more than 2 1/2 hours and exploited one of only two break point chances to beat Tobias Kamke of Germany 3-6, 7-6 (1), 6-4. Almagro, ranked 14 and the No. 2 seed, was more comfortable but was still tested in beating 52nd-ranked Victor Hanescu of Romania 6-4, 7-6 (2) in 93 minutes. No. 3 seed and defending champion John Isner also advanced, beating Robin Haase of the Netherlands 3-6, 7-6 (4), 7-5.