For following URLs, additional parameters are:

• combined (no value required)
• format (only read when combined is set, possible values are n3, xml, json-ld)

• /mainnet/blocks/1?format=turtle
• /ropsten/blocks/4900105/uncles/0?format=n3
• /mainnet/blocks/1?format=xml
• /ropsten/blocks/4900105?format=json-ld
• /ropsten/transactions/0a20713e8289f56e4c94a47e3308610b16d1cd59fd43a7a9271a1ccdf33e7c8f?format=n3
• /ropsten/contracts/CC958703EBB101A652F790299d4D46E85785bCA1?format=n3
• /ropsten/receipts/e05eb7bd055e4d5c6ed507f4169523c1d848b570cc3ca83cdd45df0d5abd2705?format=n3
• /ropsten/accounts/6212dd88f890fefe0af24d1404d96adf488e4e3b?format=n3

Here is the entrance.

• An example to annotation; the last section of the URI is format (n3) (xml) (json-ld) (turtle)