# Tri-Lookup (Obj)

### Description
Matches one column of a triple, outputs the other two

### Input
- `SOURCE [OBJ,OBJ,OBJ]`: a list of triples
- `CANDS [OBJ]`: a list objects to match

### Output
- `S12 [OBJ,OBJ]`: Columns 1,2 of `SOURCE`
- `S23 [OBJ,OBJ]`: Columns 2,3 of `SOURCE`
- `S13 [OBJ,OBJ]`: Columns 1,3 of `SOURCE`


Output scores can be [aggregated](docs://score_aggregation) and/or [normalised](docs://score_normalisation).