Random triples
| Subject | Object |
|---|---|
| gptkb:Proton–proton_chain_reaction | Sun |
| gptkb:Proton-proton_chain | main-sequence stars |
| gptkb:proton-proton_chain_reaction | main-sequence stars |
| gptkb:proton-proton_chain_reaction | Sun |
| gptkb:Proton-proton_chain | Sun |
| gptkb:Proton–proton_chain_reaction | main-sequence stars |