133It follows from the foregoing that it cannot be inferred from the judgment of 23 February 2006, Cementbouw Handel & Industrie v Commission (T‑282/02, EU:T:2006:64) that, in a situation in which control of a single target undertaking has been acquired by means of one operation, that operation must be considered to form part of a single concentration where the purchase of shares that resulted in the taking of control and a subsequent mandatory public offer are interdependent.