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Ice Lab

Fri, Oct 22, 2021·KeyBank Center, Buffalo

Boston Bruins 4, Buffalo Sabres 1

Expected result

Based on shot quality alone, Boston Bruins win this game 65% of the time.

BUF winsBOS wins

By period

Goals and shots on goal in each period.

TeamP1P2P3Total
BOS2711118426
BUF015011110136

Goals, with shots on goal in grey.

Scoring

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

  1. P1 3:49BOSDavid PastrnakAssists: Brad Marchand, Patrice Bergeron · Snap, 0.16 xG1–0
  2. P1 15:50BOSTomas NosekGWGAssists: Charlie Coyle, Taylor Hall · Deflected, 0.10 xG2–0
  3. P2 5:17BOSCharlie CoylePPAssists: Brad Marchand, Mike Reilly · Wrist, 0.08 xG3–0
  4. P3 14:35BUFVictor OlofssonAssists: Rasmus Asplund, Colin Miller · Wrist, 0.04 xG3–1
  5. P3 18:12BOSTaylor HallENAssists: Charlie Coyle · Wrist, 0.78 xG4–1
Penalties (6)
  1. P1 16:19BOSErik Haula: Slashing2 min
  2. P1 18:34BOSJohn Moore: High sticking2 min
  3. P2 3:42BUFRasmus Dahlin: Hooking2 min · PPG
  4. P2 17:50BOSTaylor Hall: Hooking2 min
  5. P3 7:00BUFDrake Caggiula: Hooking2 min
  6. P3 16:02BOSTaylor Hall: Tripping2 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
48% to win52% to win
← BOS attackBUF attack →
  1. P1 20:00Bergeron won the faceoff against Girgensons
  • Goal
  • Shot
  • Miss
  • Block
  • Hit
  • Takeaway
  • Giveaway
  • Faceoff
  • Penalty

The numbers

Team totals, side by side.

BOSBUF
26Shots on goal36
2.9Expected goals2.1
40Shot attempts68
29Faceoffs won17
2Power plays4
8Penalty minutes4
14Hits12
22Blocked shots6
4Giveaways8
6Takeaways7

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 – Pastrnak9:25

    xG 0.75–0.09 (89%)attempts 10–7goals 1–0

  2. Coyle – Hall – Nosek6:03

    xG 0.50–0.10 (83%)attempts 8–4goals 1–0

  3. Haula – Nosek – DeBrusk2:46

    xG 0.00–0.04 (0%)attempts 0–2goals 0–0

  4. Blidh – Frederic – Kuhlman6:03

    xG 0.05–0.24 (18%)attempts 2–5goals 0–0

Defence pairs

  1. bestGrzelcyk – McAvoy13:00

    xG 0.45–0.31 (59%)attempts 7–14goals 1–0

  2. Reilly – McAvoy2:09

    xG 0.12–0.08 (60%)attempts 3–3goals 0–0

  3. Forbort – McAvoy2:04

    xG 0.00–0.06 (3%)attempts 1–2goals 0–1

Buffalo Sabres

Forward lines

  1. bestOlofsson – Asplund – Thompson10:18

    xG 0.44–0.20 (68%)attempts 13–9goals 1–0

  2. Hayden – Bjork – Ruotsalainen5:40

    xG 0.25–0.15 (63%)attempts 11–3goals 0–0

  3. Skinner – Hinostroza – Cozens11:09

    xG 0.77–0.69 (53%)attempts 18–8goals 0–1

  4. Okposo – Girgensons – Bjork4:17

    xG 0.04–0.04 (48%)attempts 2–3goals 0–0

Defence pairs

  1. bestMiller – Bryson15:30

    xG 0.62–0.17 (78%)attempts 15–5goals 1–0

  2. Pysyk – Hagg11:17

    xG 0.64–0.23 (74%)attempts 22–7goals 0–0

  3. Butcher – Dahlin18:37

    xG 0.60–1.31 (31%)attempts 20–19goals 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 2.1 xGBOS 2.9 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 22/100 · #1061 of 1312 this seasonSwing 0.62 · 5 goals in reachComeback index 48% (winner's lowest chance)
BOS 100%5050%50BUF 100%P1P2P3EndBiggest swing +16 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 65% 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).