PERSON@1 -LRB- pronounced : YOO-nass BYERK-mann -RRB- -LRB- born NUMBER@1 March NUMBER@2 , LOCATION@1 , LOCATION@2 -RRB- is a former World No. NUMBER@3 MISC@1 professional tennis player .

PERSON@1 -LRB- born March NUMBER@1 , NUMBER@2 , LOCATION@1 , LOCATION@2 -RRB- is a MISC@1 professional male tennis player and former MISC@2 NUMBER@3 in singles and MISC@2 NUMBER@4 in doubles .
