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

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

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