import sys, random
input = lambda : sys.stdin.readline().rstrip()


write = lambda x: sys.stdout.write(x+"\n"); writef = lambda x: print("{:.12f}".format(x))
debug = lambda x: sys.stderr.write(x+"\n")
YES="Yes"; NO="No"; pans = lambda v: print(YES if v else NO); INF=10**18
LI = lambda : list(map(int, input().split())); II=lambda : int(input()); SI=lambda : [ord(c)-ord("a") for c in input()]
def debug(_l_):
    for s in _l_.split():
        print(f"{s}={eval(s)}", end=" ")
    print()
def dlist(*l, fill=0):
    if len(l)==1:
        return [fill]*l[0]
    ll = l[1:]
    return [dlist(*ll, fill=fill) for _ in range(l[0])]

n = int(input())
h = list(map(int, input().split()))
t = LI()
index = list(range(n))
index.sort(key=lambda i: h[i])
pos = [0]*n
for i in range(n):
    pos[index[i]] = i
h = [h[ind] for ind in index]
t = [t[ind] for ind in index]
vs = [0]*n
ns = [-1]*n
from bisect import bisect_right as br
for i in range(n):
    v = br(h, t[i])
    vs[i] = v
    ns[i] = v-1
cum = ns[:]
for i in range(1,n):
    cum[i] = max(cum[i], cum[i-1])
dns = [cum]
for i in range(30):
    p = dns[-1]
    l = [-1]*n
    for j in range(n):
        if p[j]==-1:
            l[j] = -1
        else:
            l[j] = max(p[j], p[p[j]])
    dns.append(l)
q = II()
for _ in range(q):
    a,b = LI()
    a -= 1
    b -= 1
#     print(a,b,pos[a],pos[b])
    a = pos[a]
    b = pos[b]
    res = 1
    cur = ns[a]
    if cur==-1 or dns[-1][cur]==-1 or dns[-1][cur]<b:
        res = -1
    elif cur>=b:
        res = 1
    else:
        for i in range(30)[::-1]:
            if dns[i][cur]>=b:
                continue
            elif dns[i][cur]!=-1:
                res += (1<<i)
                cur = dns[i][cur]
            else:
                res = -1
                break
        else:
            if dns[0][cur]>=b:
                res += 1
            else:
                res = -1
    print(res)