*SUPPORT*
IN: lug zup blicket OUT: YELLOW YELLOW GREEN
IN: gazzer OUT: PINK
IN: gazzer zup tufa OUT: RED RED PINK
IN: blicket fep OUT: YELLOW YELLOW
IN: blicket zup blicket OUT: YELLOW YELLOW YELLOW
IN: lug wif fep fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: blicket gazzer wif fep OUT: YELLOW PINK PINK YELLOW PINK PINK
IN: lug zup tufa OUT: RED RED GREEN
IN: lug OUT: GREEN
IN: blicket OUT: YELLOW
IN: blicket zup lug OUT: GREEN GREEN YELLOW
IN: lug zup lug OUT: GREEN GREEN GREEN
IN: lug wif OUT: GREEN GREEN
IN: blicket gazzer zup gazzer fep OUT: YELLOW PINK PINK PINK YELLOW PINK PINK PINK

*QUERY*
IN: tufa lug wif OUT: RED GREEN GREEN
IN: tufa fep fep OUT: RED RED RED RED
IN: tufa OUT: RED
IN: lug tufa tufa OUT: GREEN RED RED
IN: gazzer wif fep OUT: PINK PINK PINK PINK
IN: blicket tufa wif OUT: YELLOW RED RED
IN: gazzer wif OUT: PINK PINK
IN: tufa zup blicket OUT: YELLOW YELLOW RED
IN: tufa wif OUT: RED RED
IN: gazzer zup tufa fep OUT: RED RED PINK RED RED PINK

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