Possible to use semantic scholar as a plugin?

I tried to create a plugin for semanticscholar.org but somehow cannot get it to work (0 links)

Is it possible to use a site like that as a plugin?

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>Description</key>
	<string>science paper search</string>
	<key>EngineUrl</key>
	<string>https://www.semanticscholar.org/search?q=_agentQuery_</string>
	<key>Identifier</key>
	<string>www.semanticscholar.org</string>
	<key>Info</key>
	<string>Semantic Scholar Plugin</string>
	<key>Name</key>
	<string>Semantic Scholar</string>
	<key>OffsetPerPage</key>
	<integer>1</integer>
	<key>Operators</key>
	<integer>59</integer>
	<key>ParseLinks</key>
	<true/>
	<key>ResultsPerPage</key>
	<integer>10</integer>
	<key>Start</key>
	<integer>0</integer>
	<key>Version</key>
	<string>1.0</string>
</dict>
</plist>

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