Anchor: They all took the surname Singh, meaning  Lion  (all Sikhs are named Singh, but not all Singhs are Sikhs), and wore a turban and kept the five K' kesha (uncut hair and beard), kanga (comb for their hair), kara (steel bracelet), kachha (soldier's shorts), and kirpan (dagger).
Entailed: The surname Singh was acquired by all of them.
Contradiction: Soldier's shorts and a dagger was not worn by any of them.
Contradiction: A waiter carries a finished tray of food up stairs.
Contradiction: A man gazes out at the snowy vista stretched before him
Contradiction: Nobody has their fist clenched.
Contradiction: Stumbling occasionally as the whole thing juddered, I made my way to the front of the train.