mod=10**9+7
def cmb(n,r):
  if r<0 or r>n:
    return 0
  return (g1[n]*g2[r]*g2[n-r])%mod

N=500000
g1=[1]*(N+3)
for i in range(2,N+3):
  g1[i]=g1[i-1]*i%mod
g2=[0]*len(g1)
g2[-1]=pow(g1[-1],mod-2,mod)
for i in range(N+1,-1,-1):
  g2[i]=g2[i+1]*(i+1)%mod
inv=[0]*(N+3)
for i in range(1,N+3):
  inv[i]=g2[i]*g1[i-1]%mod
N,M=map(int,input().split())
ANS=cmb(N+N,N)*(N+N)
for i in range(M):
  t,x,y=map(int,input().split())
  if t==1:
    ANS-=cmb(x+y,y)*cmb(N*2-x-1-y,N-y)
  else:
    ANS-=cmb(x+y,y)*cmb(N*2-x-y-1,N-y-1)
print(ANS%mod)