AEKKEA-RAAB R-29
The AEKKEA-RAAB R-29 was a Greek single-seat parasol monoplane trainer and/or light fighter developed by Antonius Raab , a German aircraft designer , with his Greek partners and was the sole Raab aircraft to be developed in Greece . 
<triplet> AEKKEA-RAAB R-29 <subj> Greek <obj> country