Only one node must be attached to the anchor with the root deprel.
Single root
Validation Pebble
- Schema: SUD
pattern {
ANCHOR [form="__0__"];
ANCHOR -[root]-> X1;
ANCHOR -[root]-> X2;
}
352 treebanks
pattern {
ANCHOR [form="__0__"];
ANCHOR -[root]-> X1;
ANCHOR -[root]-> X2;
}
Only one node must be attached to the anchor with the root deprel.