Look is a command to acquire information about your surroundings. This command may be affected by the time of day and/or the presence of lights in the room.
In Game Description
Syntax: look <nothing, keyword, object, character, exit>
Look is used to gain more information about a item, object, room, or
character. Without an argument, look will display the room description.
Looking at something in the room may give you more information about it.
Looking at an object may reveal its characteristics. Looking at a character
will show you what they look like and what they have equipped. Also note
that looking in a direction may reveal very important information that may
keep you alive.
> look Sayuja
> look mantle
> look east