Second, verify everyone's law of action.

Third, verify that everyone's language answers are not contradictory, and everyone's language must be self-consistent.

In the Nile Massacre, the murderer's motive is love. Simon and Jacqueline really love each other, but they are in material trouble. Therefore, Jacqueline had to temporarily give her sweetheart Simon to Lint in exchange for future "happiness". Simon married a man he didn't love in order to get her property. So they conspired to direct a murder for money.

Extended data:

Tragedy on the Nile is a novel by British writer agatha christie, which was first published in 1937+065438+ 10. The story revolves around three murders on a yacht on the Nile. Belgian detective hercule poirot investigated these incidents, and he finally gathered tourists together and revealed the truth of three crimes.

In The Tragedy on the Nile, Lindbergh is the "queen" in the scene, and she is praised everywhere. Regardless of appearance, wealth or personality, Lin is the most attractive woman, attracting countless guests under her skirt.