-12	17	31	4119	nakamura	dummy	0	2018/12/11/10:47:23(130.34.63.131)	0	2018/12/12/12:16:35(130.34.74.220)
12	17	27	4119	nakamura	dummy	0	2018/12/11/10:47:23(130.34.63.131)	0
26	30	35	4119	yanagimura	dummy	0	2018/12/26/12:11:35(130.34.63.131)	0
27	26	30	4119	yanagimura	dummy	0	2018/12/27/11:9:34(130.34.63.131)	0