3	28	48	6909	beatrix	dummy	0	2007/12/3/14:24:54(172.16.44.137)	0
4	16	48	6909	pei	dummy	0	2007/12/3/14:25:16(172.16.44.137)	0
5	31	42	6909	komiya	dummy	0	2007/12/5/14:45:1(130.34.95.37)	SiN
5	42	46	6909	komiya	dummy	0	2007/12/5/17:44:20(172.16.44.136)	SiN
7	31	46	6909	komiya	dummy	3	2007/12/6/17:1:20(130.34.95.37)	0
6	41	47	6909	Kikuchi	dummy	3	2007/12/6/18:8:55(172.16.44.141)	0
10	18	24	6909	fujiwara	dummy	3	2007/12/9/16:23:53(130.34.95.37)	0
12	20	36	5318	a.sato	dummy	0	2007/12/10/10:58:8(130.34.231.209)	0