```ruby
require_relative 'calyx/version'
require_relative 'calyx/grammar'
require_relative 'calyx/file_converter'
require_relative 'calyx/grammar/registry'
require_relative 'calyx/grammar/production/memo'
require_relative 'calyx/grammar/production/choices'
require_relative 'calyx/grammar/production/concat'
require_relative 'calyx/grammar/production/expression'
require_relative 'calyx/grammar/production/non_terminal'
require_relative 'calyx/grammar/production/terminal'
require_relative 'calyx/grammar/production/weighted_choices'
```

Replace `require_relative` with full path `require`s
user
```ruby
require 'calyx/version'
require 'calyx/grammar'
require 'calyx/file_converter'
require 'calyx/grammar/registry'
require 'calyx/grammar/production/memo'
require 'calyx/grammar/production/choices'
require 'calyx/grammar/production/concat'
require 'calyx/grammar/production/expression'
require 'calyx/grammar/production/non_terminal'
require 'calyx/grammar/production/terminal'
require 'calyx/grammar/production/weighted_choices'
```
assistant