from sys import stdin
input=lambda :stdin.readline()[:-1]

mod=10**9+7

table_size=1

fac=[1]*(table_size+1)
finv=[1]*(table_size+1)

for i in range(2,table_size+1):
  fac[i]=fac[i-1]*i%mod
finv[table_size]=pow(fac[table_size],mod-2,mod)
for i in range(table_size-1,-1,-1):
  finv[i]=finv[i+1]*(i+1)%mod

def rebuild(n):
  global table_size,fac,finv
  fac+=[0]*(n-table_size)
  fac+=[0]*(n-table_size)
  finv+=[0]*(n-table_size)
  for i in range(table_size+1,n+1):
    fac[i]=fac[i-1]*i%mod
  finv[n]=inv(fac[n])
  for i in range(n-1,table_size,-1):
    finv[i]=finv[i+1]*(i+1)%mod
  table_size=n

def binom(n,k):
  if n<0 or k<0:
    return 0
  if k>n:
    return 0
  if n>table_size:
    rebuild(n)
  return (fac[n]*finv[k]%mod)*finv[n-k]%mod

def inv(a):
  if a<table_size:
    return fac[a-1]*finv[a]%mod
  return fpow(a,mod-2)

def fpow(x,k):
  res=1
  while k:
    if k&1:
      res=res*x%mod
    x=x*x%mod
    k>>=1
  return res

n,m=map(int,input().split())
ans=0
for i in range(m):
  t,x,y=map(int,input().split())
  if t==1:
    ans-=binom(x+y,x)*binom(2*n-(x+y+1),n-(x+1))
  else:
    ans-=binom(x+y,x)*binom(2*n-(x+y+1),n-(y+1))
  ans%=mod

ans+=binom(2*n,n)*2*n
print(ans%mod)