allow larger number of examples in colab
allow larger number of examples in colab

pair-code/what-if-tool,pair-code/what-if-tool,pair-code/what-if-tool,PAIR-code/what-if-tool,PAIR-code/what-if-tool,pair-code/what-if-tool,pair-code/what-if-tool,PAIR-code/what-if-tool,PAIR-code/what-if-tool,PAIR-code/what-if-tool