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

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

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