Assertion: block | /r/MadeOf | reference
Facets:
value: to the block
type: OTHER
value: to the previous one
type: OTHER
Source sentences:
text: Each block in the blockchain contains a reference to the block that immediately precedes it in the chain.
text: Each block contains a reference to the block that preceded it.
text: Since each block also contains a reference to the previous one, the blocks are mathematically chained together.