[heartbreak]

Isn't this type of chart a GANTT chart without the "R" character?

[llimllib]

(He was making a joke. GRANTT -> R&D Grant)

#jokesAreLikeFrogs

[raganwald]

And when you poke it with a stick, it falls apart. GANTT isn't an acronym, the chart was invented by Henry Gantt:

https://en.wikipedia.org/wiki/Henry_Gantt