| digraph Tree { |
| nodeElements_2pkuejip [label="Elements"] |
| nodeNonMetals_1bnzyvck [label="NonMetals"] |
| nodeH_27k2bl2t [label="H"] |
| nodeC_vzujtyb [label="C"] |
| nodeN_xwz3j7q [label="N"] |
| nodeO_gpolmko [label="O"] |
| nodeP_2ot2rcw1 [label="P"] |
| nodeS_ads54qv [label="S"] |
| nodeSe_35hynij5 [label="Se"] |
| nodeNobleGasses_27x3ahz6 [label="NobleGasses"] |
| nodeF_11iqgz2q [label="F"] |
| nodeCl_30wxuazc [label="Cl"] |
| nodeBr_vyrn0bo [label="Br"] |
| nodeI_30ksqkh1 [label="I"] |
| |
| nodeElements_2pkuejip -> nodeNonMetals_1bnzyvck |
| nodeElements_2pkuejip -> nodeNobleGasses_27x3ahz6 |
| nodeNonMetals_1bnzyvck -> nodeH_27k2bl2t |
| nodeNonMetals_1bnzyvck -> nodeC_vzujtyb |
| nodeNonMetals_1bnzyvck -> nodeN_xwz3j7q |
| nodeNonMetals_1bnzyvck -> nodeO_gpolmko |
| nodeNonMetals_1bnzyvck -> nodeP_2ot2rcw1 |
| nodeNonMetals_1bnzyvck -> nodeS_ads54qv |
| nodeNonMetals_1bnzyvck -> nodeSe_35hynij5 |
| nodeNobleGasses_27x3ahz6 -> nodeF_11iqgz2q |
| nodeNobleGasses_27x3ahz6 -> nodeCl_30wxuazc |
| nodeNobleGasses_27x3ahz6 -> nodeBr_vyrn0bo |
| nodeNobleGasses_27x3ahz6 -> nodeI_30ksqkh1 |
| } |