improve awareness of apartments/unit numbers about interpolation HOT 4 CLOSED

$ grep reliably /data/builds/current/conflate.err | sort | uniq -c | sort -nr | head -n 100
  58371 could not reliably parse housenumber S/N
  24728 could not reliably parse housenumber -9
  18754 could not reliably parse housenumber V
  18740 could not reliably parse housenumber 2-4
  18200 could not reliably parse housenumber 1-3
  12296 could not reliably parse housenumber 6-8
  11968 could not reliably parse housenumber 5-7
  11141 could not reliably parse housenumber 9-11
  10707 could not reliably parse housenumber 8-10
  10546 could not reliably parse housenumber 7-9
  10534 could not reliably parse housenumber 10-12
  10162 could not reliably parse housenumber 14-16
   9975 could not reliably parse housenumber 3-5
   9338 could not reliably parse housenumber 4-6
   9175 could not reliably parse housenumber 12-14
   9049 could not reliably parse housenumber 17-19
   8872 could not reliably parse housenumber 13-15
   8854 could not reliably parse housenumber 18-20
   8575 could not reliably parse housenumber 16-18
   8388 could not reliably parse housenumber 22-24
   8352 could not reliably parse housenumber 19-21
   8114 could not reliably parse housenumber 1-5
   8080 could not reliably parse housenumber 11-13
   7981 could not reliably parse housenumber 15-17
   7825 could not reliably parse housenumber 2-6
   7414 could not reliably parse housenumber 21-23
   6998 could not reliably parse housenumber 20-22
   6441 could not reliably parse housenumber 27-29
   6379 could not reliably parse housenumber 26-28
   6352 could not reliably parse housenumber 23-25
   6161 could not reliably parse housenumber 25-27
   6073 could not reliably parse housenumber 24-26
   5814 could not reliably parse housenumber 29-31
   5754 could not reliably parse housenumber 30-32
   5504 could not reliably parse housenumber 34-36
   5249 could not reliably parse housenumber 32-34
   5228 could not reliably parse housenumber 28-30
   5207 could not reliably parse housenumber 31-33
   4988 could not reliably parse housenumber 2-8
   4748 could not reliably parse housenumber 33-35
   4633 could not reliably parse housenumber 35-37
   4592 could not reliably parse housenumber 1-7
   4482 could not reliably parse housenumber 42-44
   4430 could not reliably parse housenumber 1/A
   4424 could not reliably parse housenumber 1/1
   4422 could not reliably parse housenumber 40-42
   4413 could not reliably parse housenumber 38-40
   4398 could not reliably parse housenumber 2/1
   4377 could not reliably parse housenumber 37-39
   4356 could not reliably parse housenumber 2/A
   4343 could not reliably parse housenumber 36-38
   4302 could not reliably parse housenumber 39-41
   4286 could not reliably parse housenumber 8-12
   4179 could not reliably parse housenumber 1/2
   4149 could not reliably parse housenumber 2/2
   4124 could not reliably parse housenumber 41-43
   4089 could not reliably parse housenumber 2-10
   3720 could not reliably parse housenumber 1-9
   3716 could not reliably parse housenumber 46-48
   3699 could not reliably parse housenumber 43-45
   3630 could not reliably parse housenumber 48-50
   3543 could not reliably parse housenumber 45-47
   3540 could not reliably parse housenumber 52-54
   3524 could not reliably parse housenumber 44-46
   3515 could not reliably parse housenumber 6-10
   3409 could not reliably parse housenumber 1/3
   3381 could not reliably parse housenumber 7-11
   3371 could not reliably parse housenumber 51-53
   3345 could not reliably parse housenumber 49-51
   3344 could not reliably parse housenumber 11-15
   3322 could not reliably parse housenumber 2/3
   3321 could not reliably parse housenumber 47-49
   3290 could not reliably parse housenumber 3/A
   3229 could not reliably parse housenumber 57-59
   3188 could not reliably parse housenumber 2/4
   3166 could not reliably parse housenumber 2/5
   3166 could not reliably parse housenumber 1/5
   3134 could not reliably parse housenumber 1/4
   3133 could not reliably parse housenumber 4/A
   3132 could not reliably parse housenumber 53-55
   3131 could not reliably parse housenumber 17-21
   3094 could not reliably parse housenumber 3-7
   3085 could not reliably parse housenumber 10-14
   3081 could not reliably parse housenumber 50-52
   3021 could not reliably parse housenumber 14-18
   2991 could not reliably parse housenumber 9-13
   2974 could not reliably parse housenumber 1/6
   2962 could not reliably parse housenumber 2/6
   2860 could not reliably parse housenumber 16-20
   2847 could not reliably parse housenumber 5/A
   2827 could not reliably parse housenumber 54-56
   2824 could not reliably parse housenumber 6/A
   2824 could not reliably parse housenumber 1/7
   2818 could not reliably parse housenumber 2/7
   2815 could not reliably parse housenumber 63-65
   2801 could not reliably parse housenumber 2/8
   2788 could not reliably parse housenumber 55-57
   2788 could not reliably parse housenumber 1/8
   2772 could not reliably parse housenumber 5-9
   2744 could not reliably parse housenumber 15-19