He has a Norwegian mother and a Portuguese father and spent a part of his childhood in Lisbon .
He has a Portuguese mother and a Norwegian father and has spent part of his childhood in Lisbon .

Are these two sentences paraphrases of each other?
no

The equivalence classes of convex ensembles therefore have the structure of a statistical amount under certain conditions .
The equivalence classes of statistical ensembles therefore have the structure of a convex quantity under certain conditions .

Are these two sentences paraphrases of each other?
no

The result was a victory for Labour candidate Patrick Gordon Walker , who comfortably held the seat by a slightly reduced majority with a slightly increased turnout .
The result was a victory for the Labour candidate Patrick Gordon Walker , who held the seat comfortably with a slightly reduced majority on a slightly increased turnout .

Are these two sentences paraphrases of each other?
yes

To underscore this view , it is customary to say that the operations are '' evaluated '' or '' rather than '' executed '' .
To underscore this view , it is customary to say that the operations are '' evaluated '' or '' applied '' , rather than '' executed '' .

Are these two sentences paraphrases of each other?
yes