user
Instruction
Answer the question based on the provided table.


Table
Table Title: Israel at the 1972 Summer Olympics
Table Content:
| Name | Sport | Event | Placing | Performance |
| --- | --- | --- | --- | --- |
| Shaul Ladani | Athletics | Men's 50 km walk | 19 | 4:24:38.6\n(also entered for 20 km walk, but did not start) |
| Esther Shahamorov | Athletics | Women's 100 m | Semifinal (5th) | 11.49 |
| Esther Shahamorov | Athletics | Women's 100 m hurdles | Semifinal | Did not start (left Munich before the semifinal) |
| Dan Alon | Fencing | Men's foil | Second round | W5–L5 (1R 3-2, 2R 2-3) |
| Yehuda Weissenstein | Fencing | Men's foil | Second round | W2–L8 (1R 2-3, 2R 0-5) |
| Yair Michaeli | Sailing | Flying Dutchman | 23 | 28-22-22-19-25-19-DNS = 171 pts\n(left Kiel before 7th race) |
| Itzhak Nir | Sailing | Flying Dutchman | 23 | 28-22-22-19-25-19-DNS = 171 pts\n(left Kiel before 7th race) |
| Henry Hershkowitz | Shooting | 50 metre rifle prone | 23 | 593/600 |
| Henry Hershkowitz | Shooting | 50 metre rifle three positions | 46 | 1114/1200 |
| Zelig Stroch | Shooting | 50 metre rifle prone | 57 | 589/600 |
| Shlomit Nir | Swimming | Women's 100 m breaststroke | Heats (8th) | 1:20.90 |
| Shlomit Nir | Swimming | Women's 200 m breaststroke | Heats (6th) | 2:53.60 |
| David Berger | Weightlifting | Light-heavyweight <82.5 kg | — | J:132.5 C:122.5 S:— T:— |
| Ze'ev Friedman | Weightlifting | Bantamweight <56 kg | 12 | J:102.5 C:102.5 S:125 T:330 |
| Yossef Romano | Weightlifting | Middleweight <75 kg | — | (retired injured on third attempt to press 137.5kg) |
| Gad Tsobari | Wrestling | Freestyle — Light Flyweight <48 kg | Group stage | 0W–2L |
| Eliezer Halfin | Wrestling | Freestyle — Lightweight <68 kg | Group stage | 1W–2L |
| Mark Slavin | Wrestling | Greco-Roman — Middleweight <82 kg | — | (taken hostage before his scheduled event) |


Question
how many players participated in the weightlifting sport?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["3"]