1 sentence

1. 这次祸端是由他们之间的利益冲突引起的。

   zhè cì huò​duān shì yóu tā​men zhī​jiān de lì​yì chōng​tū yǐn​qǐ de.

   The source of this trouble was the conflict of interest between them.

   Source: Dong Chinese Dictionary