Matches in DBpedia 2014 for { ?s ?p The Roberts Cygnet is an American high-wing, cruciform tail, single-seat, glider that was designed and produced by Donald Roberts as a contender for the IGC World Class sailplane.. }
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- Roberts_Cygnet abstract "The Roberts Cygnet is an American high-wing, cruciform tail, single-seat, glider that was designed and produced by Donald Roberts as a contender for the IGC World Class sailplane.".
- Roberts_Cygnet comment "The Roberts Cygnet is an American high-wing, cruciform tail, single-seat, glider that was designed and produced by Donald Roberts as a contender for the IGC World Class sailplane.".