In a code language, 'TRUCKS' is written as ‘GIFXPH’ and ‘WASTE’ is written as ‘DZHGV’. How will 'FANTASY' be written in that language?

UZMGZHB

1   2    3    4   5    6   7     8    9  10  11  12  13

 A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

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THE LOGIC FOLLOWED HERE IS :

T → (OPP. POSITIONAL VALUE)  → G

R → (OPP. POSITIONAL VALUE)  → I

U → (OPP. POSITIONAL VALUE)  → F

C → (OPP. POSITIONAL VALUE)  → X

K → (OPP. POSITIONAL VALUE)  → P

S → (OPP. POSITIONAL VALUE)  → H

AND

W → (OPP. POSITIONAL VALUE)  → D

A  → (OPP. POSITIONAL VALUE)  → Z

S → (OPP. POSITIONAL VALUE)  → H

T → (OPP. POSITIONAL VALUE)  → G

E → (OPP. POSITIONAL VALUE)  → V

SIMILARLY

F → (OPP. POSITIONAL VALUE)  → U

A  → (OPP. POSITIONAL VALUE)  → Z

N → (OPP. POSITIONAL VALUE)  → M

T → (OPP. POSITIONAL VALUE)  → G

A → (OPP. POSITIONAL VALUE)  → Z

S → (OPP. POSITIONAL VALUE)  → H

Y → (OPP. POSITIONAL VALUE)  → B