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

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

*GRAMMAR*
lug -> PINK 
 fep -> GREEN 
 blicket -> RED 
 zup -> YELLOW 
 u1 kiki x1 -> [u1] [x1] 
 x1 tufa x2 -> [x1] [x2] [x1] 
 u1 dax u2 -> [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 