MOD = 10 ** 9 + 7
n, m = map(int, input().split())
fac = [1] * (n * 2 + 1)
for i in range(len(fac) - 1):
    fac[i + 1] = fac[i] * (i + 1) % MOD
comb = lambda n, r : fac[n] * pow(fac[n - r], MOD - 2, MOD) * pow(fac[r], MOD - 2, MOD) % MOD
ans = comb(2 * n, n) * n * 2
for _ in range(m):
    t, x, y = map(int, input().split())
    if t == 1:
        ans -= comb(x + y, x) * comb(n * 2 - x - y - 1, n - y)
    else:
        ans -= comb(x + y, x) * comb(n * 2 - x - y - 1, n - x)
print(ans % MOD)