n, k, q = map(int, input().split())
AB = []
for _ in range(k):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    AB.append((a, b))
LSwap = [[] for _ in range(k)]
RSwap = [[] for _ in range(k)]
ANS = []
for i in range(q):
    l, r, x = map(int, input().split())
    l -= 1
    r -= 1
    x -= 1
    LSwap[l].append(i)
    RSwap[r].append(i)
    ANS.append(x)

P = list(range(n))
for i in range(k):
    a, b = AB[i]
    P[a], P[b] = P[b], P[a]
    for j in RSwap[i]:
        ANS[j] = P[ANS[j]]

P = list(range(n))
InvP = list(range(n))
for i in range(k):
    a, b = AB[i]
    for j in LSwap[i]:
        ANS[j] = InvP[ANS[j]] + 1
    P[a], P[b] = P[b], P[a]
    InvP[P[a]], InvP[P[b]] = InvP[P[b]], InvP[P[a]]

print(*ANS, sep='\n')