[nemo@Sailfish ~]$ cd /media/sdcard/
[nemo@Sailfish sdcard]$ ls
Kortti128         <== nickname

[nemo@Sailfish sdcard]$ cd Kortti128
[nemo@Sailfish Kortti128]$ ls -al sailfish*.tar
-rw-rw-rw- 1 nemo privileged  22425600 Feb 15 08:59 sailfish_backup_2019-02-15T06-59-43Z.tar
-rw-rw-rw- 1 nemo privileged 585492480 Mar 26 15:06 sailfish_backup_2019-03-26T13-06-30Z.tar

[nemo@Sailfish Kortti128]$ mkdir tmp
[nemo@Sailfish Kortti128]$ tar -xvC  tmp/  -f sailfish_backup_2019-03-26T13-06-30Z.tar
./
./Gallery/
./Gallery/blobs/
./Gallery/blobs/Pictures/
./Gallery/blobs/Pictures/Default/
./Gallery/blobs/Pictures/Default/Archipelago_of_Turku.jpg
./Gallery/blobs/Pictures/Default/Touch_of_Colours.jpg
<etc.>

./People/
./People/blobs/
./People/data/
./People/data/all.vcf          <== contacts in vcf format
./Phone/
./Phone/blobs/
./Phone/blobs/commhistory-tool_calls.dump
./Phone/data/
./Calendar/
./Calendar/blobs/
./Calendar/data/
./Calendar/data/all.ics
[nemo@Sailfish Kortti128]$ 
 
[nemo@Sailfish Kortti128]$ ls -al tmp
total 44
drwxrwxr-x 11 nemo nemo 4096 Mar 26 15:06 .
drwx------ 11 nemo nemo 4096 Mar 28 11:51 ..
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Accounts
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Browser
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Calendar
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Gallery
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Media
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Messages
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Notes
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 People
drwxrwxr-x  4 nemo nemo 4096 Mar 26 15:06 Phone
[nemo@Sailfish Kortti128]$ 
[nemo@Sailfish Kortti128]$ ls -al  tmp/People/data/
total 8
drwxrwxr-x 2 nemo nemo 4096 Mar 26 15:06 .
drwxrwxr-x 4 nemo nemo 4096 Mar 26 15:06 ..
-rw-rw-r-- 1 nemo nemo  338 Mar 26 15:06 all.vcf
[nemo@Sailfish Kortti128]$