on predicate member of sorted by label

Subject	Predicate
?:Artis Pabriks	?:member of
?:Boriss Cilevičs	?:member of
?:Inese Šlesere	?:member of
?:Iveta Grigule	?:member of
?:Kārlis Šadurskis	?:member of
?:Liene Liepiņa	?:member of
?:Valdis Dombrovskis	?:member of