Mentioned open the wine, taste it and judge if you that it or not. This article lists many of the more popular white wines widely available and a couple of others that the beginner is not familiar with but are worth a second look. You will find tastings at local restaurants and other venues. https://objectstorage.ap-singapore-1.oraclecloud.com/p/5RE-_FsagFVPfTfHegDJakKwwRtxFKIGch0mxBQ5Z0eu0eaBOKgt_8p8oh6JG-YO/n/axqjqojndoew/b/Ruou-tay/o/RuouHennessyVerySpecialVSvaluachonphuhopchotungdip.docx.html