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Ice Lab

Tue, Apr 20, 2021·KeyBank Center, Buffalo

Boston Bruins 2, Buffalo Sabres 0

Expected result

Based on shot quality alone, Boston Bruins win this game 70% of the time.

BUF winsBOS wins

By period

Goals and shots on goal in each period.

TeamP1P2P3Total
BOS19118014241
BUF0906017032

Goals, with shots on goal in grey.

Scoring

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

  1. P1 8:06BOSBrad MarchandGWGAssists: David Pastrnak, Mike Reilly · Backhand, 0.14 xG1–0
  2. P2 3:03BOSConnor CliftonAssists: Sean Kuraly, Curtis Lazar · Slap, 0.02 xG2–0
Penalties (10)
  1. P1 11:17BOSJake DeBrusk: Hooking2 min
  2. P2 11:04BOSBrad Marchand: Elbowing2 min
  3. P2 12:10BUFRasmus Ristolainen: Roughing2 min
  4. P3 1:05BUFDrake Caggiula: Interference2 min
  5. P3 8:03BOSCharlie McAvoy: Roughing2 min
  6. P3 8:30BUFSam Reinhart: Tripping2 min
  7. P3 12:41BOSCraig Smith: High sticking2 min
  8. P3 16:59BOSNick Ritchie: Slashing2 min
  9. P3 17:26BOSJeremy Lauzon: Roughing2 min
  10. P3 19:06BUFJeff Skinner: Too many men on the ice2 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 20:00Reinhart won the faceoff against Krejci
  • Goal
  • Shot
  • Miss
  • Block
  • Hit
  • Takeaway
  • Giveaway
  • Faceoff
  • Penalty

The numbers

Team totals, side by side.

BOSBUF
41Shots on goal32
3.8Expected goals2.5
66Shot attempts54
33Faceoffs won21
4Power plays6
12Penalty minutes8
15Hits9
11Blocked shots15
7Giveaways7
4Takeaways8

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 – Pastrnak10:20

    xG 0.77–0.20 (79%)attempts 14–8goals 1–0

  2. Wagner – Kuraly – Lazar9:46

    xG 0.72–0.17 (81%)attempts 10–7goals 1–0

  3. Krejci – Smith – Hall11:37

    xG 0.28–0.17 (62%)attempts 19–6goals 0–0

  4. Coyle – Ritchie – DeBrusk8:03

    xG 0.06–0.42 (13%)attempts 3–11goals 0–0

Defence pairs

  1. bestReilly – Clifton14:28

    xG 0.83–0.46 (64%)attempts 15–14goals 1–0

  2. Grzelcyk – McAvoy14:01

    xG 0.61–0.36 (63%)attempts 13–11goals 0–0

  3. Lauzon – McAvoy2:35

    xG 0.09–0.01 (87%)attempts 6–1goals 0–0

Buffalo Sabres

Forward lines

  1. Bjork – Cozens – Ruotsalainen7:46

    xG 0.30–0.36 (46%)attempts 10–10goals 0–1

  2. Sheahan – Rieder – Caggiula6:29

    xG 0.00–0.36 (0%)attempts 1–6goals 0–0

  3. Skinner – Reinhart – Olofsson9:25

    xG 0.16–0.74 (18%)attempts 6–12goals 0–1

  4. Asplund – Thompson – Mittelstadt10:31

    xG 0.35–1.25 (22%)attempts 10–14goals 0–0

Defence pairs

  1. Jokiharju – Dahlin14:28

    xG 0.49–0.73 (40%)attempts 12–13goals 0–1

  2. Miller – Bryson13:23

    xG 0.34–1.02 (25%)attempts 15–16goals 0–0

  3. Ristolainen – Samuelsson11:55

    xG 0.11–1.05 (10%)attempts 2–19goals 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 2.5 xGBOS 3.8 xG
01234P1P2P3EndxG

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 1/100 · #856 of 868 this seasonSwing 0.63 · 2 goals in reachComeback index 46% (winner's lowest chance)
BOS 100%5050%50BUF 100%P1P2P3EndBiggest swing +18 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 70% 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).