This is the 3537th most frequent Turkish word.
rakibine
"To their rival/opponent."
In this sentence, 'rakibine' is used in the dative case, indicating 'to his opponent' or 'against his opponent.' It shows the object or goal of the preparation.
Rakibine karşı hazırlık yapıyordu.
He was preparing against his opponent.
Here, 'rakibine' is again the dative case, representing the entity to whom or to which the tactics were applied.
Rakibine yeni taktikler uyguladı.
He applied new tactics to his opponent.
In this example, 'rakibine' refers to the opponent by whom he was defeated, used in the dative case indicating the direction of the action.