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Ice Lab

Thu, Mar 18, 2021·KeyBank Center, Buffalo

Boston Bruins 4, Buffalo Sabres 1

Expected result

Based on shot quality alone, Boston Bruins win this game 67% of the time.

BUF winsBOS wins

By period

Goals and shots on goal in each period.

TeamP1P2P3Total
BOS111215111437
BUF071908124

Goals, with shots on goal in grey.

Scoring

Every goal, with the change it made to the home team's win probability.

  1. P1 2:56BOSGreg McKeggAssists: Matt Grzelcyk · Tip-in, 0.12 xG1–0
  2. P2 1:54BUFKyle OkposoSHAssists: Jacob Bryson · Wrist, 0.02 xG1–1
  3. P2 9:15BOSJake DeBruskPPGWGAssists: David Pastrnak, David Krejci · Deflected, 0.23 xG2–1
  4. P2 18:36BOSCraig SmithAssists: David Krejci, Connor Clifton · Wrist, 0.25 xG3–1
  5. P3 4:44BOSDavid PastrnakPPAssists: David Krejci, Brad Marchand · Slap, 0.16 xG4–1
Penalties (6)
  1. P2 0:25BUFCody Eakin: Hooking2 min
  2. P2 7:35BUFMatt Irwin: High sticking2 min · PPG
  3. P2 9:37BOSOskar Steen: Holding the stick2 min
  4. P3 2:59BUFVictor Olofsson: Holding2 min · PPG
  5. P3 4:13BUFBrandon Montour: Interference2 min
  6. P3 10:31BUFEric Staal: Holding2 min

Replay

Watch the game unfold on the ice: every shot, hit, turnover and faceoff appears as it happened, then fades. Drag the timeline to jump; goals are marked on it.

BOS00 SOG · 0.0 xG

20:00

P1

0.0 xG · 0 SOG0BUF
46% to win54% to win
← BOS attackBUF attack →
  1. P1 20:00Bergeron won the faceoff against Sheahan
  • Goal
  • Shot
  • Miss
  • Block
  • Hit
  • Takeaway
  • Giveaway
  • Faceoff
  • Penalty

The numbers

Team totals, side by side.

BOSBUF
37Shots on goal24
3.1Expected goals2.2
57Shot attempts46
36Faceoffs won25
5Power plays1
2Penalty minutes10
11Hits13
8Blocked shots9
4Giveaways5
8Takeaways9

Line combinations that worked

Model-based

Each team's forward lines and defence pairs at 5-on-5 (two minutes or more together), best first by expected goals for minus against.

Boston Bruins

Forward lines

  1. bestBergeron – Marchand – Pastrnak11:03

    xG 0.47–0.01 (98%)attempts 12–2goals 0–0

  2. McKegg – Frederic – Kuhlman3:39

    xG 0.13–0.08 (62%)attempts 2–1goals 1–0

  3. McKegg – Steen – Kuhlman2:39

    xG 0.00–0.03 (0%)attempts 1–1goals 0–0

  4. Krejci – Smith – DeBrusk7:56

    xG 0.41–0.52 (44%)attempts 9–10goals 0–0

Defence pairs

  1. bestGrzelcyk – McAvoy14:20

    xG 0.61–0.21 (74%)attempts 16–9goals 1–0

  2. Clifton – Zboril14:45

    xG 0.83–0.56 (60%)attempts 14–8goals 1–0

  3. McAvoy – Ahcan3:08

    xG 0.07–0.01 (87%)attempts 4–1goals 0–0

Buffalo Sabres

Forward lines

  1. bestStaal – Reinhart – Olofsson11:20

    xG 0.65–0.30 (68%)attempts 12–11goals 0–0

  2. Skinner – Lazar – Mittelstadt8:48

    xG 0.38–0.17 (69%)attempts 9–4goals 0–0

  3. Okposo – Eakin – Rieder9:31

    xG 0.22–0.67 (24%)attempts 6–10goals 0–1

  4. Sheahan – Hall – Thompson6:52

    xG 0.03–0.49 (5%)attempts 1–10goals 0–1

Defence pairs

  1. bestMiller – Dahlin16:50

    xG 0.35–0.23 (61%)attempts 12–10goals 0–0

  2. Irwin – Montour13:09

    xG 0.52–0.49 (52%)attempts 11–14goals 0–0

  3. Ristolainen – Bryson10:32

    xG 0.54–0.58 (48%)attempts 7–12goals 0–1

How the game flowed

Model-based

Chance quality for each side, minute by minute, with pressure underneath.

Expected goals flow

Running total of expected goals for each team. Steep climbs are spells of pressure; dots are goals. Shaded bands mark power plays (team colour), 4-on-4 or 3-on-3 (grey) and empty nets.

BUF 2.2 xGBOS 3.1 xG
0123P1P2P3EndxG

Tempo: attempts, hits and takeaways per minute

BUFBOS

Win probability

Model-based

How each goal and each minute changed the likely winner.

Win probability

BUF's chance of winning through the game. Above the middle line BUF is favoured, below it BOS. Dots are goals.

Excitement 32/100 · #556 of 868 this seasonSwing 1.07 · 5 goals in reachComeback index 46% (winner's lowest chance)
BOS 100%5050%50BUF 100%P1P2P3EndBiggest swing +23 pts

Did the better team win?

Every shot replayed 10,000 times, scoring with its expected-goal probability.

Based on shot quality alone, Boston Bruins win this game 67% of the time.

BUF winsBOS wins

Simulated goal difference (BUF − BOS), 10,000 replays

-7
-6
-5
-4
-3
-2
-1
0
+1
+2
+3
+4
+5
+6
+7

The outlined bar is the actual result (excluding the shootout).