MAP function cannot take 2 inputs or direct to multiple outputs

[ryu-bu]

Describe the bug
MAP function cannot take 2 inputs or direct to multiple outputs

To Reproduce
Steps to reproduce the behavior:

1. MAP function cannot take more than 1 input
2. MAP function cannot direct to more than 1 output

Expected behavior
MAP function should be able to take multiple inputs and direct to multiple outputs.

Screenshots
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.