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

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

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