Verb (5-dan, る, intransitive)
1. to succeed; to relieve; to replace
esp. 替わる, 替る
ということは、持ち主が代わっている可能性は高いだろう。Which means the owner has most likely changed.
2. to take the place of; to substitute for; to take over for; to represent; to hand over (telephone)
esp. 代わる, 代る
あとで代わってください。Please take over for me later.
3. to be exchanged; to change (places with); to switch
esp. 換わる, 換る
ちょっと場所を代わってくれる？Could you switch places with me for a moment?