Sentence:  Gaining her second straight victory , Norman B. Small , Jr. 's Garden Fresh , a 3 - year old <WSD>filly</WSD> , downed promising colts in the $ 4500 St. Patrick's Day Purse , featured seventh race here today , and paid $ 7.20 straight . 
Meaning of the word marked with <WSD> tags:  a young female horse under the age of four