Meaning of 鞍替 in Japanese

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Definition of 鞍替

かわる(kawaru) 【替わる ·代わる ·換わる ·替る ·代る ·換る】

(v5r, vi) to succeed; to relieve; to replace
ジムは、ベティーにかわって手紙を書いた。
Jim wrote the letter for Betty.
to take the place of; to substitute for; to take over for; to represent
to be exchanged; to change (places with); to switch

くら(kura) 【鞍】

(n) saddle
馬に乗る前に人は普通馬に鞍をつける。
Before getting on a horse, you usually put a saddle on its back.

くらがえ(kuragae) 【鞍替え】