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

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

*GRAMMAR*
wif -> RED 
 zup -> YELLOW 
 blicket -> PINK 
 tufa -> GREEN 
 x1 gazzer u1 -> [x1] [u1] 
 x1 lug x2 -> [x2] [x1] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 