# Kinship data

This page has been last updated for R11.

### Sandbox directory

Kinship data is available in the following Sandbox directory:

`/finngen/library-red/finngen_R[RELEASE]/kinship_1.0`

### Data files

The following types of files are available:

* Plink files
* Kinship files

Please refer to the readme file in the sandbox directory for full details of the available data.

#### Plink files

Plink files are in the `/data` subdirectory.

These files are the output of [plink](https://www.cog-genomics.org/plink/2.0/formats). The dataset is built using pruned variants (see [prune section](https://docs.finngen.fi/finngen-data-specifics/red-library-data-individual-level-data/genotype-data/types-of-genotype-files-available/prune-data)).

* `finngen_R[RELEASE]_kinship.bed`: Plink bed file with only pruned variants used for kinship
* `finngen_R[RELEASE]_kinship.fam`: Plink fam file with only pruned variants used for kinship
* `finngen_R[RELEASE]_kinship.bim`: Plink bim file with only pruned variants used for kinship
* `finngen_R[RELEASE]_kinship.afreq`: Plink freq file with only pruned variants used for kinship
* `finngen_R[RELEASE]_pedigree.fam`: Fam file with updated family IDs and sex

#### **Kinship files**

Kinship files are in the `/data` subdirectory.

These files are the output of [KING ](https://www.kingrelatedness.com)based on different flags:

* `finngen_R[RELEASE].kin0`: List of related couples (–-related)
* `finngen_R[RELEASE].con`: List of duplicate couples (--duplicate)

#### Further information

See also: FAQ [Does FinnGen have family and relatedness information available?](https://docs.finngen.fi/faq/about-finngen-data/does-sandbox-have-family-and-relatedness-information-available)