Here is a concise summary of the story:
**Title:** The Story of Kebo Kicak (Joko Tulus)
**Setting:** East Java, Majapahit Kingdom
**Plot Summary:**
* Joko Tulus (Kebo Kicak), a strong but ridiculed child, grows up seeking revenge and becomes determined to be the strongest person in the land.
* He discovers a hermitage (Sumoyono) where he studies supernatural powers (kanuragan) under a teacher and befriends Surontanu, a fellow student.
* Kebo Kicak searches for his father, Patih Pangulang Jagad, in the Majapahit Kingdom, and to prove his identity, he defeats Bajul Ijo, a river guardian, and retrieves a black stone.
* Recognized as the Patih's son, Kebo Kicak is honored to lead a western region but faces a deadly epidemic caused by Surontanu's possessed pet bull (Bull Tracak Kencono).
* Kebo Kicak and Surontanu engage in a fierce battle when Surontanu refuses to surrender the bull, which ultimately leads to the origin of Jombang City's name, derived from the green and red auras ("Ijo" and "Brother") that appeared during their fight.
Here are the key facts extracted from the text, numbered and in short sentences, without opinions:
**People and Places**
1. The story takes place in a village called Karang Kejambon in East Java.
2. Main character: Joko Tulus, also known as Kebo Kicak.
3. Kebo Kicak's mother: Wandan Wanguri.
4. Kebo Kicak's father: Patih Pangulang Jagad, a patih in the Majapahit kingdom.
5. Other characters: Surontanu (Kebo Kicak's "big brother"), Bajul Ijo (guardian of the Brantas River).
**Events and Plot Points**
6. Kebo Kicak was often ridiculed in his village for not having a father.
7. Kebo Kicak sought to become the strongest person and rule the land.
8. He found a hermitage in the Banyu Arang area, named Sumoyono, where he wanted to study.
9. Kebo Kicak was accepted as a student by the hermitage owner.
10. He was introduced to Surontanu, who was also a student at the hermitage.
11. After mastering his studies, Kebo Kicak left to find his father in the Majapahit kingdom.
12. Kebo Kicak was initially denied entry to the palace but gained access after demonstrating his powers.
13. Patih Pangulang Jagad tasked Kebo Kicak with defeating Bajul Ijo to prove his claimed lineage.
14. Kebo Kicak defeated Bajul Ijo and retrieved a black stone as proof.
15. Patih Pangulang Jagad recognized Kebo Kicak as his son and appointed him to lead a region in the western part of the kingdom.
16. A deadly epidemic occurred in the region, caused by Bull Tracak Kencono, Surontanu's pet, which was possessed by Bajul Ijo's spirit.
17. Kebo Kicak and Surontanu fought over the bull, leading to a fierce battle.
**Miscellaneous**
18. Kebo Kicak's name means something significant (implied, but not explicitly stated what it means).
19. The colors green ("IJO") and red ("BROTHER") appeared during the final battle, which are connected to the origin of Jombang City's name.