3 sentences

1. 这座教堂的尖顶是红色的。

   zhè zuò jiào​táng de jiān​dǐng shì hóng​sè de.

   The spire of the church is red.

   Source: Dong Chinese Dictionary

2. 那座教堂的尖顶在远方清晰可见。

   nà zuò jiào​táng de jiān​dǐng zài yuǎn​fāng qīng​xī kě jiàn.

   The spire of that church is clearly visible in the distance.

   Source: Dong Chinese Dictionary

3. 圆锥体的尖顶非常锋利。

   yuán​zhuī​tǐ de jiān​dǐng fēi​cháng fēng​lì.

   The tip of the cone is very sharp.

   Source: Dong Chinese Dictionary