2 sentences

1. 这位年轻的骑手赢得了马术比赛。

   zhè wèi nián​qīng de qí​shǒu yíng​dé le mǎ​shù bǐ​sài.

   The young rider won the equestrian competition.

   Source: Dong Chinese Dictionary

2. 他从小就开始练习马术，梦想成为一名职业骑手。

   tā cóng xiǎo jiù kāi​shǐ liàn​xí mǎ​shù, mèng​xiǎng chéng​wéi yī míng zhí​yè qí​shǒu.

   He has been practicing equestrianism since he was a child, dreaming of becoming a professional rider.

   Source: Dong Chinese Dictionary