2 sentences

1. 我只认识五个和弦。

   wǒ zhǐ rèn​shi wǔ ge hé​xián.

   I only know five chords.

   Source: AI Challenger 2017

2. 三个和弦，你可以写一首摇滚歌曲。

   sān​ge hé​xián, nǐ kě​yǐ xiě yī shǒu yáo​gǔn gē​qǔ.

   With three chords, you can write a rock song.

   Source: CCMatrix