Table 1.

Syntactic complexity effect during the probe

	Region	BA	k	z	x	y	z
OR minus CA without regressing WMC
Left	Middle Frontal Gyrus	4/6/44	2181	5.71	−42	20	30
Left	Inferior Parietal Cortex	40/39/7	933	4.44	−36	−50	50
Left	Inferior Frontal Gyrus	45/46	121	4.09	−28	42	6
Left	Caudate Body		501	5.35	−12	−6	22
Right	Caudate Body		124	4.3	12	−4	20
	Caudate Body		151	4.14	−24	−46	12
OR minus CA regressing WMC
Left	Middle Frontal Gyrus	9/6/44	2800	5.95	−42	20	30
Left	Inferior Parietal Cortex	40/39/7	1018	4.78	−36	−52	48
Left	Inferior Frontal Gyrus	45/46	146	4.19	−28	42	6
Left	Superior Frontal Gyrus	6	118	3.79	−2	14	68
Left	Posterior Temporal Cortex	22/37	413	4.83	−44	−44	−2
Left	Caudate Body		551	5.23	−12	−6	22
Left	Caudate Tail		256	4.36	−24	−44	12
Right	Caudate Body		137	4.24	12	−4	20