2 sentences

1. 他是国家公认的开国功臣。

   tā shì guó​jiā gōng​rèn de kāi​guó gōng​chén.

   He is a nationally recognized founding father of the country.

   Source: Dong Chinese Dictionary

2. 西汉开国功臣张良被封为留侯。

   Xī Hàn kāi​guó gōng​chén Zhāng Liáng bèi fēng​wéi Liú Hóu.

   Zhang Liang, a founding official of the Western Han Dynasty, was enfeoffed as the Marquis of Liu.

   Source: Dong Chinese Dictionary