 Complete the following phrase:  From 1981 to 1982 he worked on a series of drawings and paintings called Los amantes based on love poems by Mario Benedetti. The series also included photographs by Rafael Doniz of lovers embracing in the middle of scenes of social conflict. From 1985 to 1986 he created the Lucio Cabañas series, which are large scale drawings on amate paper which feature the revolutionary along with Sandino and Pedro Albizu Campos. The triptych Tlatelolco, lugar del sacrificio 1989 ties the events of 1521, 1968 and 