n,m,x = map(int,input().split())
*a, = [int(i)<<m for i in input().split()]
x <<= m
for k in range(m):
    v,L,R = map(int,input().split())
    x |= v<<k
    for i in range(L-1,R):
        a[i] |= 1<<k
basis = []
for e in a:
    for b in basis:
        if e > e^b: e ^= b
    if e: basis.append(e)
for b in basis:
    if x > x^b: x ^= b
print(0 if x else pow(2,n-len(basis),10**9+7))