"""

"""

from sys import stdin

def modfac(n, MOD):
 
    f = 1
    factorials = [1]
    for m in range(1, n + 1):
        f *= m
        f %= MOD
        factorials.append(f)
    inv = pow(f, MOD - 2, MOD)
    invs = [1] * (n + 1)
    invs[n] = inv
    for m in range(n, 1, -1):
        inv *= m
        inv %= MOD
        invs[m - 1] = inv
    return factorials, invs


def modnCr(n,r): 
    return fac[n] * inv[n-r] * inv[r] % mod

mod = 10**9+7
fac,inv = modfac(500000,mod)
N,M = map(int,stdin.readline().split())


ans = modnCr(2*N,N) * (2*N)

for i in range(M):

    t,x,y = map(int,stdin.readline().split())

    if t == 1:
        ans -= modnCr(x+y,x) * modnCr((N-x-1)+(N-y),N-x-1)
    else:
        ans -= modnCr(x+y,x) * modnCr((N-x)+(N-y-1),N-x)

    ans %= mod

print (ans)