13:["$","div",null,{"lang":"en","dir":"$undefined","children":[[["$","div","8344fe46-10d0-469e-81ad-57acd994e47d",{"id":"aa0e9fc3f72b9307b18745fcd1f02dfd","className":"block block-subchapter","data-tier":"study","data-type":"subchapter","data-key":"aa0e9fc3f72b9307b18745fcd1f02dfd","lang":"$undefined","children":[null,null,null]}],["$","div","ef08c749-717b-456d-a535-8edaf2c7732c",{"id":"ca934fd64c1f8d38d1360911aff25263","className":"block block-subchapter","data-tier":"study","data-type":"subchapter","data-key":"ca934fd64c1f8d38d1360911aff25263","lang":"$undefined","children":[null,null,["$","div",null,{"className":"block-body","dangerouslySetInnerHTML":{"__html":"

1. Pencil

"}}]]}],["$","span","f864c2d7-1f1f-428a-bed3-781adf896bbe",{"id":"ada24f562a7f1b592a52606a5fd190fd","className":"xml-anchor","aria-hidden":"true","dangerouslySetInnerHTML":{"__html":""}}],["$","div","6e920494-be5e-44ee-a057-822bb2bcceec",{"id":"59409330bb11d5300991482db7c514ec","className":"block block-subchapter","data-tier":"study","data-type":"subchapter","data-key":"59409330bb11d5300991482db7c514ec","lang":"$undefined","children":[null,null,["$","div",null,{"className":"block-body","dangerouslySetInnerHTML":{"__html":"

2. Chart paper

"}}]]}],["$","span","8409470c-01b8-4462-94f0-f13868e039d9",{"id":"b3973d4320846bec0e701fe4946c34e9","className":"xml-anchor","aria-hidden":"true","dangerouslySetInnerHTML":{"__html":""}}],["$","div","9fe2467b-7952-4a77-9b85-2814f2d16a2a",{"id":"34e0969f3c5fa9351fb2d7fc25fad671","className":"block block-subchapter","data-tier":"study","data-type":"subchapter","data-key":"34e0969f3c5fa9351fb2d7fc25fad671","lang":"$undefined","children":[null,null,["$","div",null,{"className":"block-body","dangerouslySetInnerHTML":{"__html":"

3. Poster colors

"}}]]}]],null]}]