are you kidding?

SchaakSjaak69
[Site "Chess.com iPhone"]
[Date "01/03/2019 08:51PM"]
[White "SchaakSjaak69 (1108)"]
[Black "glavna (1201)"]

1.c4 c6 2.Nc3 e5 3.e3 d6 4.Nf3 Qf6 5.d4 g6 6.dxe5 dxe5 7.e4 Bb4 8.c5 Bxc3 9.bxc3 Ne7 10.Bc4 Be6 11.Qb3 O-O 12.Bxe6 fxe6 13.Bg5 Qg7 14.Bxe7 Qxe7 15.Nxe5 Qxc5 16.Qxe6 Kh8 17.Nf7 Rxf7 18.Qxf7 Qxc3 19.Ke2 Qg7 20.Qf3 Nd7 21.Rhd1 Ne5 22.Qe3 Rf8 23.f4 Nf7 24.e5 Nh6 25.Qxa7 Qe7 26.Rd2 Qh4 27.Rad1 Qg4 28.Ke3 Qxf4 29.Kd3 Nf5 30.Qxb7 Qxe5 31.Kc2 Qc5 32.Kb1 Qa3 33.Rd7 Kg8 34.Rg7 Nxg7 35.Rd7 Qc1 36.Kxc1 Rf1 37.Kd2 h6 38.Rxg7 Kf8 39.Rh7 Rf2 40.Ke3 Rf6 41.Qb8# {Black Wins}

So, white mates and black wins...
IMBacon

Its bullet.  Material doesn't matter when you run out of time.  The clock s part of the game.

IM sure their are another analogies that can be used too.

SchaakSjaak69
Yes I know, but it still says I checkmated him...That's rather odd I'd say.