import sys
input = sys.stdin.readline

mod = 10**9+7
N, M = map(int,input().split())
fac = [1]*(2*N+1)
inv = [1]*(2*N+1)
for i in range(1,2*N+1):
    fac[i] = (fac[i-1]*i)%mod
    inv[i] = (inv[i-1]*pow(i,mod-2,mod))%mod

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

ans = ncr(2*N,N)*2*N%mod
for i in range(M):
    t,x,y = map(int, input().split())
    if t==1:
        ans -= ncr(x+y,x)*ncr(N-(x+1)+N-y,N-y)
        ans %= mod
    else:
        ans -= ncr(x+y,x)*ncr(N-x+N-(y+1),N-x)
        ans %= mod
print(ans)