Ku qor sii wadida cutubkan - Sannadkii 1990, Petra Krupková waxay ku guuleysatay bilada naxaasta ah Horyaalka Shaakada Dhallinyarada ee Czechoslovak ee kooxda da'da gabdhaha U18. Sannadkii 1992, waxay wadaagtay kaalinta 4-aad ee Horyaalka Cayaaraha Dhalinyarada Adduunka ee da'da gabdhaha ee U16. Sannadkii 1993, Petra Krupková waxay ku guuleysatay Horyaalka Czech ee Haweenka, laakiin sannad ka dib waxay ku guuleysatay billad naxaas ah tartankan. Sannadkii 1995, Poland, waxay kaalinta koowaad la wadaagtay Monika Bobrowska tartankii Gobolka ee Horyaalka Kubadda Cagta Haweenka Adduunka waxayna ku guuleysatay inay kaqeyb gasho tartan Interzonal ah. Sannadkii 1995, Petra Krupková waxay ka qayb gashay Tartanka Tartanka Tartanka Haweenka Adduunka
waxaa lagu qiimeeyay kaalinta 15-aad. Sannadkii 1996, waxay ku guuleysatay bilada naxaasta ah U20 European Junior Championship ee Hungary.