#lk1

What does "lk1" mean?
lena_kovaleva_1

lk1-00daysofpainting 161 lk1-00happydays 333 lk1-y10m 136 lk1-y11m 118 lk1-00rb3 154 lk1-50 263 lk1-3monthsold 214 lk1-fitness 121 lk1-1 ok 531 lk1-y9m 219 lk1-styear 371 lk1-3 298 lk1-0 258 lk1-8monthsold 106 lk1-5 958 lk1-5monthsold 126 lk1-4 478 lk1-6 767 lk1-4monthsold 184 lk1-2 128