What does the cryptic crossword clue "Grab a mode for playing chess, perhaps (5,4)" mean?

The definition is "perhaps". The wordplay uses an anagram. anagram of GRAB + A + MODE = BOARDGAME; definition: "perhaps" The answer is BOARDGAME.

Grab a mode for playing chess, perhaps (5,4)

Daily Mail Cryptic #17225 | 16 Down | 2023-11-09 flower