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{{tree} {li {details open {summary Giant planets} {ul {li {details close {summary Gas giants} {ul
by martyalain 4y ago
{{tree}
{li
{details open
{summary Giant planets}
{ul
{li
{details close
{summary Gas giants}
{ul {li Jupiter}
{li Saturn}
}}}
{li
{details close
{summary Ice giants}
{ul {li Uranus}
{li Neptune}
}}}
}}}}