n = list(input())

for i in range(len(n)//2):
	if n[i] =="b":
		if n[-(i+1)] != "d":
			print("No")
			exit()
	elif n[i] == "p":
		if n[-(i+1)] != "q":
			print("No")
			exit()
	elif n[i] == "d":
		if n[-(i+1)] != "b":
			print("No")
			exit()
	elif n[i] == "q":
		if n[-(i+1)] != "p":
			print("No")
			exit()
print("Yes")
