Palermo WTA results on Thursday (x denotes seeded player): 2nd rd Petra Martic (CRO x1) bt Liudmila Samsonova (RUS) 5-7, 6-4, 6-2 Anett Kontaveit (EST x4) bt Laura Siegemund (GER) 3-6, 6-2, 6-2 Dayana Yastremska (UKR x7) bt Océane Dodin (FRA) 6-2, 6-4 Camila Giorgi (ITA) bt Kaja Juvan (SLO) 3-6, 6-2, 6-4 afp