<human>: Question: What colleague of Democritus, also a Greek philosopher, helped him propose the particulate theory of matter?

Is "The idea that matter was built of discrete building blocks, the so-called particulate theory of matter, was first put forward by the Greek philosophers Leucippus (~490 BC) and Democritus (~470–380 BC)." the correct answer?

OPTIONS:
- yes
- no
<bot>: yes