... 5, 30 , 35 37 , 39 , 40, 42, 43, 51, 53, 61, 63, 64, 115–117, 121,122, 126, 127, 136 , 142, 1 43, 147, 151,152, 167, 168, 187, 195, 196, 233 , 236 , 239 , 241, 244, 245, 2 53 256, 279, 30 2, 30 3, 30 5 31 0 ... 20, 23 26, 61,115, 242, 271W3C 2, 4, 93, 112, 136 , 137 , 144,158–161, 1 63, 168, 169, 1 93, 234 – 236 ,257, 30 7W3C recommendation 112, 137 , 159,161, 168, 169, 234 – 236 web service 2–4, 6, 7, 30 , ... 2 63, 266, 279, 280logic 2, 4, 5, 13, 58, 69, 73 76, 78, 79,85, 87, 88, 92, 93, 110, 1 13, 1 23, 136 ,1 63, 198–200, 202–204, 2 13, 214, 216,217, 233 – 235 , 30 4logic programming 13, 198–200, 2 03, 2 13, ...