import sys
import io, os
input = sys.stdin.buffer.readline
#input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline

def main():

    N = 10**6
    mod = 10**9+7
    fac = [1]*(N+1)
    finv = [1]*(N+1)
    for i in range(N):
        fac[i+1] = fac[i] * (i+1) % mod
    finv[-1] = pow(fac[-1], mod-2, mod)
    for i in reversed(range(N)):
        finv[i] = finv[i+1] * (i+1) % mod

    def cmb1(n, r, mod):
        if r <0 or r > n:
            return 0
        r = min(r, n-r)
        return fac[n] * finv[r] * finv[n-r] % mod

    n, m = map(int, input().split())
    s = 4*fac[2*n-1]
    p = (fac[n-1]**2)%mod
    s *= pow(p, mod-2, mod)
    s %= mod
    TXY = []
    for i in range(m):
        t, x, y = map(int, input().split())
        if t == 1:
            s -= cmb1(x+y, x, mod)*cmb1(2*n-x-y-1, n-y, mod)
        else:
            s -= cmb1(x+y, x, mod)*cmb1(2*n-x-y-1, n-x, mod)
        s %= mod
    print(s%mod)

if __name__ == '__main__':
    main()