import sys
from typing import List, Tuple


def int1(x: str, /): return int(x) - 1


def input(): return sys.stdin.readline().rstrip('\n')


def dbg(*args, **kwargs):
    print(*(repr(arg) for arg in args), *(f'{k}: {repr(v)}' for k, v in kwargs.items()), sep='; ', file=sys.stderr)


M = 10 ** 9 + 7


def fact(x, memo=[1]):
    if len(memo) <= x:
        for i in range(len(memo), x + 1):
            memo.append(i * memo[i - 1] % M)

    return memo[x]


def main():
    n, m = map(int, input().split())
    tot = 2 * n * fact(2 * n) * pow(fact(n), -2, M) % M
    for _ in range(m):
        t, x, y = map(int, input().split())
        tot -= fact(x + y) * pow(fact(x) * fact(y), -1, M) * fact((2 * n - 1) - (x + y)) * \
               pow(fact(n - (x + (0 if t == 2 else 1))) * fact(n - (y + (0 if t == 1 else 1))), -1, M)
        tot %= M
    return tot


def _start():
    ret = main()

    if ret is not None:
        if isinstance(ret, List) or isinstance(ret, Tuple):
            print(*ret)
        else:
            print(ret)


if __name__ == '__main__':
    _start()