column_of

inverse of has_column

4 wired pairs · cardinality N:1

from	to	to kind
board-column:agent-mux-backlog	board-snapshot:agent-mux-2026-05-02	BoardSnapshot
board-column:agent-mux-in-progress	board-snapshot:agent-mux-2026-05-02	BoardSnapshot
board-column:agent-mux-in-review	board-snapshot:agent-mux-2026-05-02	BoardSnapshot
board-column:agent-mux-done	board-snapshot:agent-mux-2026-05-02	BoardSnapshot