*SUPPORT*
IN: tufa OUT: PINK
IN: dax OUT: GREEN
IN: tufa zup fep OUT: RED PINK
IN: lug zup dax OUT: GREEN YELLOW
IN: dax blicket dax kiki tufa OUT: PINK GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep blicket dax lug OUT: RED GREEN YELLOW
IN: lug dax OUT: YELLOW GREEN
IN: dax blicket tufa OUT: GREEN PINK
IN: fep tufa zup lug fep OUT: YELLOW RED RED PINK
IN: tufa blicket lug blicket fep blicket dax OUT: PINK YELLOW RED GREEN
IN: lug lug OUT: YELLOW YELLOW
IN: tufa blicket lug zup tufa fep zup lug OUT: YELLOW PINK RED PINK YELLOW
IN: dax kiki fep OUT: RED GREEN GREEN GREEN
IN: tufa tufa OUT: PINK PINK

*QUERY*
IN: tufa fep OUT: PINK RED
IN: fep dax kiki dax OUT: GREEN RED GREEN RED GREEN RED GREEN
IN: dax tufa OUT: GREEN PINK
IN: lug OUT: YELLOW
IN: fep tufa OUT: RED PINK
IN: lug kiki fep tufa dax OUT: RED PINK GREEN YELLOW YELLOW YELLOW
IN: lug dax dax blicket fep tufa OUT: YELLOW GREEN GREEN RED PINK
IN: lug fep blicket dax OUT: YELLOW RED GREEN
IN: dax lug blicket dax OUT: GREEN YELLOW GREEN
IN: fep OUT: RED

*GRAMMAR*
tufa -> PINK 
 fep -> RED 
 lug -> YELLOW 
 dax -> GREEN 
 x1 zup x2 -> [x2] [x1] 
 x1 kiki x2 -> [x2] [x1] [x1] [x1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 