There is required-agreement between the syntactic head and its dependent when label = req-agree else any observed agreement is purely by chance (label = chance-agree)
| Rules | Label | Examples | Test Examples | |||||
|---|---|---|---|---|---|---|---|---|
| dependent's head is a VERB with Person | VERB is the dependent with Person | VERB is the dependent with VerbForm | dependent's head is a VERB with VerbForm | dependent's head is a VERB with Tense | dependent's head is a AUX with Tense | |||
| 3 | 3 | Conv | Fin | Pres | Past | |||
| N | - | - | - | N | N | chance-agree | Examples | bxr_bdt_auto |
| N | - | - | - | N | Y | req-agree | Examples | bxr_bdt_auto |
| N | - | - | - | Y | - | req-agree | Examples | |
| Y | N | - | - | - | - | chance-agree | Examples | bxr_bdt_auto |
| Y | Y | N | N | - | - | chance-agree | Examples | bxr_bdt_auto |
| Y | Y | N | Y | - | - | req-agree | Examples | bxr_bdt_auto |
| Y | Y | Y | - | - | - | chance-agree | Examples |