De Zwaan , mentored by Raymond van Barneveld , is a superb talent and could cause ' Bully - Boy ' some problems .
World Number 8 Michael Smith will play Jeffrey De Zwaan in an enthralling first - round clash .
Jeffrey De Zwaan   , mentored by Raymond van Barneveld , is a superb talent and could cause ' Bully - Boy ' some problems .
World Number 8 Michael Smith will play Jeffrey De Zwaan in an enthralling first - round clash .