import sys
input = sys.stdin.readline


mod=10**9+7

FACT=[1]
for i in range(1,2*10**5+1):
    FACT.append(FACT[-1]*i%mod)

FACT_INV=[pow(FACT[-1],mod-2,mod)]
for i in range(2*10**5,0,-1):
    FACT_INV.append(FACT_INV[-1]*i%mod)

FACT_INV.reverse()

def Combi(a,b):
    if 0<=b<=a:
        return FACT[a]*FACT_INV[b]%mod*FACT_INV[a-b]%mod
    else:
        return 0

N,M=map(int,input().split())

ANS=Combi(N+N,N)*N*2


for i in range(M):
    t,x,y=map(int,input().split())

    if t==1:
        ANS-=Combi(x+y,x)*Combi((N-x-1)+(N-y),N-x-1)%mod
    else:
        ANS-=Combi(x+y,x)*Combi((N-x)+(N-y-1),N-y-1)%mod

    ANS%=mod

print(ANS%mod)