Board Game Arena

Is it correct to say that a hybrid technology only needs one prerequisite that matches one of its colors, so if a tech has blue and yellow half-triangles on its left, and the 2 techs leading to its position have yellow and red triangles on their right ends, then the tech can be placed?

If takeovers are random, please add instructions for takeovers to the How To Play section. Otherwise you will have players, even premium players, who are new to the game fall victim to this mechanic with no way to learn how to use it or avoid it.