nsubj:pred: subject of a secondary predicate (enhanced dependency)
nsubj:pred denotes a subject in a secondary predication and is always headed by either xcomp:pred or advcl:pred. nsubj:pred is an Enhanced dependency. It is not a part of basic syntax tree.
# visual-style 6 2 nsubj:pred color:blue
1 Ці цей DET Pd---npaa Animacy=Inan|Case=Acc|Number=Plur|PronType=Dem 2 det _ LTranslit=cej|Translit=Ci
2 землі земля NOUN Ncfpan Animacy=Inan|Case=Acc|Gender=Fem|Number=Plur 3 obj 6:nsubj:pred LTranslit=zemľа|Translit=zemli
3 вважали вважати VERB Vmpis-p Aspect=Imp|Mood=Ind|Number=Plur|Tense=Past|VerbForm=Fin 0 root _ LTranslit=vvažaty|Translit=vvažaly
4 останнім останній ADJ Afpmsif Case=Ins|Degree=Pos|Gender=Masc|Number=Sing 6 amod _ LTranslit=ostannij|Translit=ostannim
5 нехристиянізованим нехристиянізований ADJ Ap-msif-ep Aspect=Perf|Case=Ins|Gender=Masc|Number=Sing|VerbForm=Part|Voice=Pass 6 amod _ LTranslit=nechrystyjanizovanyj|Translit=nechrystyjanizovanym
6 закутком закуток NOUN Ncmsin Animacy=Inan|Case=Ins|Gender=Masc|Number=Sing 3 xcomp:pred _ LTranslit=zakutok|Translit=zakutkom
7 Європи Європа PROPN Npfsgn Animacy=Inan|Case=Gen|Gender=Fem|Number=Sing 6 nmod _ LTranslit=Ěvropa|SpaceAfter=No|Translit=Ěvropy
8 . . PUNCT U _ 3 punct _ LTranslit=.|Translit=.
# visual-style 6 2 nsubj:pred color:blue
1 These _ _ _ _ 0 root _ _
2 lands _ _ _ _ 3 obj 6:nsubj:pred _
3 they_considered _ _ _ _ 0 root _ _
4 [the]_last _ _ _ _ 0 root _ _
5 non_christianized _ _ _ _ 0 root _ _
6 part _ _ _ _ 3 xcomp:pred _ _
7 of_Europe _ _ _ _ 0 root _ _
8 . _ _ _ _ 0 root _ _
# visual-style 3 1 nsubj:pred color:blue
1 Я я PRON Pp-1-ysnn Animacy=Anim|Case=Nom|Number=Sing|Person=1|PronType=Prs 2 nsubj 3:nsubj:pred LTranslit=ja|Translit=ja
2 пробудився пробудитися VERB Vmeis-sm Aspect=Perf|Gender=Masc|Mood=Ind|Number=Sing|Tense=Past|VerbForm=Fin 0 root _ LTranslit=probudytyśа|Translit=Probudyvśа
3 голодний голодний ADJ Afpmsnf Case=Nom|Degree=Pos|Gender=Masc|Number=Sing 2 advcl:pred _ LTranslit=holodnyj|SpaceAfter=No|Translit=holodnyj
4 . . PUNCT U _ 2 punct _ LTranslit=.|Translit=.
# visual-style 3 1 nsubj:pred color:blue
1 I _ _ _ _ 2 nsubj 3:nsubj:pred _
2 woke_up _ _ _ _ 0 root _ _
3 hungry _ _ _ _ 2 advcl:pred _ _
4 . _ _ _ _ 0 root _ _
For clausal cases, there is csubj:pred. The basic subject is nsubj.
nsubj:pred in other languages: [uk]