Another addition to what was announced and launched this Sunday are filters on some knowledge graph results.

Here is an example:

As you can see, Google added a filter option, which shows various filter options. I used it to show a list of abstract artists in Google.

Not only that, you can also compare two different sets of units in knowledge graph:

Google said, “let’s say you want to compare two things: How much saturated fat is in butter versus olive oil? Now you can simply tell Google: “Compare butter with olive oil.” Our new comparison tool gives you new insights by letting you compose your own answer.”

Yes, this is much more useful.

Forum discussion at Google+.