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

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

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